diff --git a/package-lock.json b/package-lock.json
index c68adc0..be4fc90 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "febu",
-  "version": "0.18.2",
+  "version": "0.18.3",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -493,7 +493,8 @@
     "base64-js": {
       "version": "0.0.8",
       "resolved": "http://registry.npm.taobao.org/base64-js/download/base64-js-0.0.8.tgz",
-      "integrity": "sha1-EQHpVE9KdrG8OybUUsqW16NeeXg="
+      "integrity": "sha1-EQHpVE9KdrG8OybUUsqW16NeeXg=",
+      "optional": true
     },
     "bin-build": {
       "version": "3.0.0",
@@ -638,7 +639,7 @@
           "dependencies": {
             "pify": {
               "version": "3.0.0",
-              "resolved": "http://registry.npm.taobao.org/pify/download/pify-3.0.0.tgz",
+              "resolved": "https://registry.npm.taobao.org/pify/download/pify-3.0.0.tgz",
               "integrity": "sha1-5aSs0sEB/fPZpNB/DbxNtJ3SgXY=",
               "optional": true
             }
@@ -696,6 +697,7 @@
           "version": "2.0.1",
           "resolved": "http://registry.npm.taobao.org/p-timeout/download/p-timeout-2.0.1.tgz",
           "integrity": "sha1-2N0ZeVldLcATnh/ka4tkbLPN8Dg=",
+          "optional": true,
           "requires": {
             "p-finally": "^1.0.0"
           }
@@ -732,6 +734,7 @@
       "version": "1.2.2",
       "resolved": "http://registry.npm.taobao.org/bl/download/bl-1.2.2.tgz",
       "integrity": "sha1-oWCRFxcQPAdBDO9j71Gzl8Alr5w=",
+      "optional": true,
       "requires": {
         "readable-stream": "^2.3.5",
         "safe-buffer": "^5.1.1"
@@ -740,12 +743,14 @@
         "process-nextick-args": {
           "version": "2.0.0",
           "resolved": "http://registry.npm.taobao.org/process-nextick-args/download/process-nextick-args-2.0.0.tgz",
-          "integrity": "sha1-o31zL0JxtKsa0HDTVQjoKQeI/6o="
+          "integrity": "sha1-o31zL0JxtKsa0HDTVQjoKQeI/6o=",
+          "optional": true
         },
         "readable-stream": {
           "version": "2.3.6",
           "resolved": "http://registry.npm.taobao.org/readable-stream/download/readable-stream-2.3.6.tgz",
           "integrity": "sha1-sRwn2IuP8fvgcGQ8+UsMea4bCq8=",
+          "optional": true,
           "requires": {
             "core-util-is": "~1.0.0",
             "inherits": "~2.0.3",
@@ -760,6 +765,7 @@
           "version": "1.1.1",
           "resolved": "http://registry.npm.taobao.org/string_decoder/download/string_decoder-1.1.1.tgz",
           "integrity": "sha1-nPFhG6YmhdcDCunkujQUnDrwP8g=",
+          "optional": true,
           "requires": {
             "safe-buffer": "~5.1.0"
           }
@@ -769,7 +775,8 @@
     "boolbase": {
       "version": "1.0.0",
       "resolved": "http://registry.npm.taobao.org/boolbase/download/boolbase-1.0.0.tgz",
-      "integrity": "sha1-aN/1++YMUes3cl6p4+0xDcwed24="
+      "integrity": "sha1-aN/1++YMUes3cl6p4+0xDcwed24=",
+      "optional": true
     },
     "brace-expansion": {
       "version": "1.1.8",
@@ -801,6 +808,7 @@
       "version": "3.6.0",
       "resolved": "http://registry.npm.taobao.org/buffer/download/buffer-3.6.0.tgz",
       "integrity": "sha1-pyyTb3e5a/UvX357RnGAYoVR3vs=",
+      "optional": true,
       "requires": {
         "base64-js": "0.0.8",
         "ieee754": "^1.1.4",
@@ -811,6 +819,7 @@
       "version": "1.2.0",
       "resolved": "http://registry.npm.taobao.org/buffer-alloc/download/buffer-alloc-1.2.0.tgz",
       "integrity": "sha1-iQ3ZDZI6hz4I4Q5f1RpX5bfM4Ow=",
+      "optional": true,
       "requires": {
         "buffer-alloc-unsafe": "^1.1.0",
         "buffer-fill": "^1.0.0"
@@ -819,12 +828,14 @@
     "buffer-alloc-unsafe": {
       "version": "1.1.0",
       "resolved": "http://registry.npm.taobao.org/buffer-alloc-unsafe/download/buffer-alloc-unsafe-1.1.0.tgz",
-      "integrity": "sha1-vX3CauKXLQ7aJTvgYdupkjScGfA="
+      "integrity": "sha1-vX3CauKXLQ7aJTvgYdupkjScGfA=",
+      "optional": true
     },
     "buffer-crc32": {
       "version": "0.2.13",
       "resolved": "http://registry.npm.taobao.org/buffer-crc32/download/buffer-crc32-0.2.13.tgz",
-      "integrity": "sha1-DTM+PwDqxQqhRUq9MO+MKl2ackI="
+      "integrity": "sha1-DTM+PwDqxQqhRUq9MO+MKl2ackI=",
+      "optional": true
     },
     "buffer-equal": {
       "version": "1.0.0",
@@ -834,7 +845,8 @@
     "buffer-fill": {
       "version": "1.0.0",
       "resolved": "http://registry.npm.taobao.org/buffer-fill/download/buffer-fill-1.0.0.tgz",
-      "integrity": "sha1-+PeLdniYiO858gXNY39o5wISKyw="
+      "integrity": "sha1-+PeLdniYiO858gXNY39o5wISKyw=",
+      "optional": true
     },
     "buffer-from": {
       "version": "1.1.1",
@@ -950,6 +962,7 @@
       "version": "2.0.1",
       "resolved": "http://registry.npm.taobao.org/caw/download/caw-2.0.1.tgz",
       "integrity": "sha1-bDygcfwZRyCIPC3F2psHS/x+npU=",
+      "optional": true,
       "requires": {
         "get-proxy": "^2.0.0",
         "isurl": "^1.0.0-alpha5",
@@ -1258,6 +1271,7 @@
       "version": "1.1.12",
       "resolved": "http://registry.npm.taobao.org/config-chain/download/config-chain-1.1.12.tgz",
       "integrity": "sha1-D96NCRIA616AjK8l/mGMAvSOTvo=",
+      "optional": true,
       "requires": {
         "ini": "^1.3.4",
         "proto-list": "~1.2.1"
@@ -1272,7 +1286,8 @@
     "content-disposition": {
       "version": "0.5.2",
       "resolved": "http://registry.npm.taobao.org/content-disposition/download/content-disposition-0.5.2.tgz",
-      "integrity": "sha1-DPaLud318r55YcOoUXjLhdunjLQ="
+      "integrity": "sha1-DPaLud318r55YcOoUXjLhdunjLQ=",
+      "optional": true
     },
     "convert-source-map": {
       "version": "1.6.0",
@@ -1440,6 +1455,7 @@
       "version": "4.2.0",
       "resolved": "http://registry.npm.taobao.org/decompress/download/decompress-4.2.0.tgz",
       "integrity": "sha1-eu3YVCflqS2s/lVnSnxQXpbQH50=",
+      "optional": true,
       "requires": {
         "decompress-tar": "^4.0.0",
         "decompress-tarbz2": "^4.0.0",
@@ -1453,8 +1469,9 @@
       "dependencies": {
         "pify": {
           "version": "2.3.0",
-          "resolved": "http://registry.npm.taobao.org/pify/download/pify-2.3.0.tgz",
-          "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw="
+          "resolved": "https://registry.npm.taobao.org/pify/download/pify-2.3.0.tgz",
+          "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw=",
+          "optional": true
         }
       }
     },
@@ -1462,6 +1479,7 @@
       "version": "3.3.0",
       "resolved": "http://registry.npm.taobao.org/decompress-response/download/decompress-response-3.3.0.tgz",
       "integrity": "sha1-gKTdMjdIOEv6JICDYirt7Jgq3/M=",
+      "optional": true,
       "requires": {
         "mimic-response": "^1.0.0"
       }
@@ -1470,6 +1488,7 @@
       "version": "4.1.1",
       "resolved": "http://registry.npm.taobao.org/decompress-tar/download/decompress-tar-4.1.1.tgz",
       "integrity": "sha1-cYy9P8sWIJcW5womuE57pFkuWvE=",
+      "optional": true,
       "requires": {
         "file-type": "^5.2.0",
         "is-stream": "^1.1.0",
@@ -1479,7 +1498,8 @@
         "file-type": {
           "version": "5.2.0",
           "resolved": "http://registry.npm.taobao.org/file-type/download/file-type-5.2.0.tgz",
-          "integrity": "sha1-LdvqfHP/42No365J3DOMBYwritY="
+          "integrity": "sha1-LdvqfHP/42No365J3DOMBYwritY=",
+          "optional": true
         }
       }
     },
@@ -1487,6 +1507,7 @@
       "version": "4.1.1",
       "resolved": "http://registry.npm.taobao.org/decompress-tarbz2/download/decompress-tarbz2-4.1.1.tgz",
       "integrity": "sha1-MIKluIDqQEOBY0nzeLVsUWvho5s=",
+      "optional": true,
       "requires": {
         "decompress-tar": "^4.1.0",
         "file-type": "^6.1.0",
@@ -1498,7 +1519,8 @@
         "file-type": {
           "version": "6.2.0",
           "resolved": "http://registry.npm.taobao.org/file-type/download/file-type-6.2.0.tgz",
-          "integrity": "sha1-5QzXXTVv/tTjBtxPW89Sp5kDqRk="
+          "integrity": "sha1-5QzXXTVv/tTjBtxPW89Sp5kDqRk=",
+          "optional": true
         }
       }
     },
@@ -1506,6 +1528,7 @@
       "version": "4.1.1",
       "resolved": "http://registry.npm.taobao.org/decompress-targz/download/decompress-targz-4.1.1.tgz",
       "integrity": "sha1-wJvDXE0R894J8tLaU+neI+fOHu4=",
+      "optional": true,
       "requires": {
         "decompress-tar": "^4.1.1",
         "file-type": "^5.2.0",
@@ -1515,7 +1538,8 @@
         "file-type": {
           "version": "5.2.0",
           "resolved": "http://registry.npm.taobao.org/file-type/download/file-type-5.2.0.tgz",
-          "integrity": "sha1-LdvqfHP/42No365J3DOMBYwritY="
+          "integrity": "sha1-LdvqfHP/42No365J3DOMBYwritY=",
+          "optional": true
         }
       }
     },
@@ -1523,6 +1547,7 @@
       "version": "4.0.1",
       "resolved": "http://registry.npm.taobao.org/decompress-unzip/download/decompress-unzip-4.0.1.tgz",
       "integrity": "sha1-3qrM39FK6vhVePczroIQ+bSEj2k=",
+      "optional": true,
       "requires": {
         "file-type": "^3.8.0",
         "get-stream": "^2.2.0",
@@ -1533,12 +1558,14 @@
         "file-type": {
           "version": "3.9.0",
           "resolved": "http://registry.npm.taobao.org/file-type/download/file-type-3.9.0.tgz",
-          "integrity": "sha1-JXoHg4TR24CHvESdEH1SpSZyuek="
+          "integrity": "sha1-JXoHg4TR24CHvESdEH1SpSZyuek=",
+          "optional": true
         },
         "get-stream": {
           "version": "2.3.1",
           "resolved": "http://registry.npm.taobao.org/get-stream/download/get-stream-2.3.1.tgz",
           "integrity": "sha1-Xzj5PzRgCWZu4BUKBUFn+Rvdld4=",
+          "optional": true,
           "requires": {
             "object-assign": "^4.0.1",
             "pinkie-promise": "^2.0.0"
@@ -1547,7 +1574,8 @@
         "pify": {
           "version": "2.3.0",
           "resolved": "http://registry.npm.taobao.org/pify/download/pify-2.3.0.tgz",
-          "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw="
+          "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw=",
+          "optional": true
         }
       }
     },
@@ -1761,7 +1789,8 @@
     "duplexer3": {
       "version": "0.1.4",
       "resolved": "http://registry.npm.taobao.org/duplexer3/download/duplexer3-0.1.4.tgz",
-      "integrity": "sha1-7gHdHKwO08vH/b6jfcCo8c4ALOI="
+      "integrity": "sha1-7gHdHKwO08vH/b6jfcCo8c4ALOI=",
+      "optional": true
     },
     "duplexify": {
       "version": "3.5.0",
@@ -2141,6 +2170,7 @@
       "version": "2.2.2",
       "resolved": "http://registry.npm.taobao.org/ext-list/download/ext-list-2.2.2.tgz",
       "integrity": "sha1-C5jmTtgvWs8PKTG6v2khLvUt3Tc=",
+      "optional": true,
       "requires": {
         "mime-db": "^1.28.0"
       }
@@ -2149,6 +2179,7 @@
       "version": "5.0.0",
       "resolved": "http://registry.npm.taobao.org/ext-name/download/ext-name-5.0.0.tgz",
       "integrity": "sha1-cHgZgdGD7hXROZPIgiBFxQbI8KY=",
+      "optional": true,
       "requires": {
         "ext-list": "^2.0.0",
         "sort-keys-length": "^1.0.0"
@@ -2585,6 +2616,7 @@
       "version": "1.1.0",
       "resolved": "http://registry.npm.taobao.org/fd-slicer/download/fd-slicer-1.1.0.tgz",
       "integrity": "sha1-JcfInLH5B3+IkbvmHY85Dq4lbx4=",
+      "optional": true,
       "requires": {
         "pend": "~1.2.0"
       }
@@ -2615,12 +2647,14 @@
     "filename-reserved-regex": {
       "version": "2.0.0",
       "resolved": "http://registry.npm.taobao.org/filename-reserved-regex/download/filename-reserved-regex-2.0.0.tgz",
-      "integrity": "sha1-q/c9+rc10EVECr/qLZHzieu/oik="
+      "integrity": "sha1-q/c9+rc10EVECr/qLZHzieu/oik=",
+      "optional": true
     },
     "filenamify": {
       "version": "2.1.0",
       "resolved": "http://registry.npm.taobao.org/filenamify/download/filenamify-2.1.0.tgz",
       "integrity": "sha1-iPr0lfsbR6v9YSMAACoWIoxnfuk=",
+      "optional": true,
       "requires": {
         "filename-reserved-regex": "^2.0.0",
         "strip-outer": "^1.0.0",
@@ -2809,7 +2843,8 @@
     "fs-constants": {
       "version": "1.0.0",
       "resolved": "http://registry.npm.taobao.org/fs-constants/download/fs-constants-1.0.0.tgz",
-      "integrity": "sha1-a+Dem+mYzhavivwkSXue6bfM2a0="
+      "integrity": "sha1-a+Dem+mYzhavivwkSXue6bfM2a0=",
+      "optional": true
     },
     "fs-extra": {
       "version": "7.0.1",
@@ -2890,7 +2925,8 @@
         },
         "ansi-regex": {
           "version": "2.1.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -2908,11 +2944,13 @@
         },
         "balanced-match": {
           "version": "1.0.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
+          "optional": true,
           "requires": {
             "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
@@ -2925,15 +2963,18 @@
         },
         "code-point-at": {
           "version": "1.1.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "concat-map": {
           "version": "0.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -3036,7 +3077,8 @@
         },
         "inherits": {
           "version": "2.0.3",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
@@ -3046,6 +3088,7 @@
         "is-fullwidth-code-point": {
           "version": "1.0.0",
           "bundled": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -3058,17 +3101,20 @@
         "minimatch": {
           "version": "3.0.4",
           "bundled": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
         },
         "minimist": {
           "version": "0.0.8",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.2.4",
           "bundled": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.1",
             "yallist": "^3.0.0"
@@ -3085,6 +3131,7 @@
         "mkdirp": {
           "version": "0.5.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -3157,7 +3204,8 @@
         },
         "number-is-nan": {
           "version": "1.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -3167,6 +3215,7 @@
         "once": {
           "version": "1.4.0",
           "bundled": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -3242,7 +3291,8 @@
         },
         "safe-buffer": {
           "version": "5.1.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -3272,6 +3322,7 @@
         "string-width": {
           "version": "1.0.2",
           "bundled": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -3289,6 +3340,7 @@
         "strip-ansi": {
           "version": "3.0.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -3327,11 +3379,13 @@
         },
         "wrappy": {
           "version": "1.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         }
       }
     },
@@ -3354,6 +3408,7 @@
       "version": "2.1.0",
       "resolved": "http://registry.npm.taobao.org/get-proxy/download/get-proxy-2.1.0.tgz",
       "integrity": "sha1-NJ8rTZHUTE1NTpy6KtkBQ/rF75M=",
+      "optional": true,
       "requires": {
         "npm-conf": "^1.1.0"
       }
@@ -3361,7 +3416,8 @@
     "get-stdin": {
       "version": "4.0.1",
       "resolved": "http://registry.npm.taobao.org/get-stdin/download/get-stdin-4.0.1.tgz",
-      "integrity": "sha1-uWjGsKBDhDJJAui/Gl3zJXmkUP4="
+      "integrity": "sha1-uWjGsKBDhDJJAui/Gl3zJXmkUP4=",
+      "optional": true
     },
     "get-stream": {
       "version": "3.0.0",
@@ -4246,7 +4302,8 @@
     "has-symbol-support-x": {
       "version": "1.4.2",
       "resolved": "http://registry.npm.taobao.org/has-symbol-support-x/download/has-symbol-support-x-1.4.2.tgz",
-      "integrity": "sha1-FAn5i8ACR9pF2mfO4KNvKC/yZFU="
+      "integrity": "sha1-FAn5i8ACR9pF2mfO4KNvKC/yZFU=",
+      "optional": true
     },
     "has-symbols": {
       "version": "1.0.0",
@@ -4257,6 +4314,7 @@
       "version": "1.4.1",
       "resolved": "http://registry.npm.taobao.org/has-to-string-tag-x/download/has-to-string-tag-x-1.4.1.tgz",
       "integrity": "sha1-oEWrOD17SyASoAFIqwql8pAETU0=",
+      "optional": true,
       "requires": {
         "has-symbol-support-x": "^1.4.1"
       }
@@ -4447,7 +4505,8 @@
     "ieee754": {
       "version": "1.1.12",
       "resolved": "http://registry.npm.taobao.org/ieee754/download/ieee754-1.1.12.tgz",
-      "integrity": "sha1-UL8k5bnIu5ivSWTJQc2wkY2ntgs="
+      "integrity": "sha1-UL8k5bnIu5ivSWTJQc2wkY2ntgs=",
+      "optional": true
     },
     "ignore": {
       "version": "4.0.6",
@@ -4570,6 +4629,7 @@
       "version": "2.1.0",
       "resolved": "http://registry.npm.taobao.org/indent-string/download/indent-string-2.1.0.tgz",
       "integrity": "sha1-ji1INIdCEhtKghi3oTfppSBJ3IA=",
+      "optional": true,
       "requires": {
         "repeating": "^2.0.0"
       }
@@ -4835,7 +4895,8 @@
     "is-natural-number": {
       "version": "4.0.1",
       "resolved": "http://registry.npm.taobao.org/is-natural-number/download/is-natural-number-4.0.1.tgz",
-      "integrity": "sha1-q5124dtM7VHjXeDHLr7PCfc0zeg="
+      "integrity": "sha1-q5124dtM7VHjXeDHLr7PCfc0zeg=",
+      "optional": true
     },
     "is-negated-glob": {
       "version": "1.0.0",
@@ -4931,7 +4992,8 @@
     "is-retry-allowed": {
       "version": "1.1.0",
       "resolved": "http://registry.npm.taobao.org/is-retry-allowed/download/is-retry-allowed-1.1.0.tgz",
-      "integrity": "sha1-EaBgVotnM5REAz0BJaYaINVk+zQ="
+      "integrity": "sha1-EaBgVotnM5REAz0BJaYaINVk+zQ=",
+      "optional": true
     },
     "is-stream": {
       "version": "1.1.0",
@@ -4994,6 +5056,7 @@
       "version": "1.0.0",
       "resolved": "http://registry.npm.taobao.org/isurl/download/isurl-1.0.0.tgz",
       "integrity": "sha1-sn9PSfPNqj6kSgpbfzRi5u3DnWc=",
+      "optional": true,
       "requires": {
         "has-to-string-tag-x": "^1.2.0",
         "is-object": "^1.0.1"
@@ -5235,7 +5298,8 @@
     "lowercase-keys": {
       "version": "1.0.1",
       "resolved": "http://registry.npm.taobao.org/lowercase-keys/download/lowercase-keys-1.0.1.tgz",
-      "integrity": "sha1-b54wtHCE2XGnyCD/FabFFnt0wm8="
+      "integrity": "sha1-b54wtHCE2XGnyCD/FabFFnt0wm8=",
+      "optional": true
     },
     "lpad-align": {
       "version": "1.1.2",
@@ -5302,7 +5366,8 @@
     "map-obj": {
       "version": "1.0.1",
       "resolved": "http://registry.npm.taobao.org/map-obj/download/map-obj-1.0.1.tgz",
-      "integrity": "sha1-2TPOuSBdgr3PSIb2dCvcK03qFG0="
+      "integrity": "sha1-2TPOuSBdgr3PSIb2dCvcK03qFG0=",
+      "optional": true
     },
     "map-visit": {
       "version": "1.0.0",
@@ -5326,7 +5391,8 @@
     "mdn-data": {
       "version": "1.1.4",
       "resolved": "http://registry.npm.taobao.org/mdn-data/download/mdn-data-1.1.4.tgz",
-      "integrity": "sha1-ULXU/8RXUnZXPE7tuHgIEqhBnwE="
+      "integrity": "sha1-ULXU/8RXUnZXPE7tuHgIEqhBnwE=",
+      "optional": true
     },
     "mem": {
       "version": "1.1.0",
@@ -5419,7 +5485,8 @@
     "mime-db": {
       "version": "1.37.0",
       "resolved": "http://registry.npm.taobao.org/mime-db/download/mime-db-1.37.0.tgz",
-      "integrity": "sha1-C2oM5v2+lXbiXx8tL96IMNwK0Ng="
+      "integrity": "sha1-C2oM5v2+lXbiXx8tL96IMNwK0Ng=",
+      "optional": true
     },
     "mimic-fn": {
       "version": "1.2.0",
@@ -5429,7 +5496,8 @@
     "mimic-response": {
       "version": "1.0.1",
       "resolved": "http://registry.npm.taobao.org/mimic-response/download/mimic-response-1.0.1.tgz",
-      "integrity": "sha1-SSNTiHju9CBjy4o+OweYeBSHqxs="
+      "integrity": "sha1-SSNTiHju9CBjy4o+OweYeBSHqxs=",
+      "optional": true
     },
     "minimatch": {
       "version": "3.0.4",
@@ -5665,6 +5733,7 @@
       "version": "1.1.3",
       "resolved": "http://registry.npm.taobao.org/npm-conf/download/npm-conf-1.1.3.tgz",
       "integrity": "sha1-JWzEe9DiGMJZxOlVC/QTvCGSr/k=",
+      "optional": true,
       "requires": {
         "config-chain": "^1.1.11",
         "pify": "^3.0.0"
@@ -5965,6 +6034,7 @@
       "version": "1.2.1",
       "resolved": "http://registry.npm.taobao.org/p-timeout/download/p-timeout-1.2.1.tgz",
       "integrity": "sha1-XrOzU7f86Z8QGhA4iAuwVOu+o4Y=",
+      "optional": true,
       "requires": {
         "p-finally": "^1.0.0"
       }
@@ -6109,7 +6179,8 @@
     "pend": {
       "version": "1.2.0",
       "resolved": "http://registry.npm.taobao.org/pend/download/pend-1.2.0.tgz",
-      "integrity": "sha1-elfrVQpng/kRUzH89GY9XI4AelA="
+      "integrity": "sha1-elfrVQpng/kRUzH89GY9XI4AelA=",
+      "optional": true
     },
     "pify": {
       "version": "3.0.0",
@@ -6245,7 +6316,8 @@
     "proto-list": {
       "version": "1.2.4",
       "resolved": "http://registry.npm.taobao.org/proto-list/download/proto-list-1.2.4.tgz",
-      "integrity": "sha1-IS1b/hMYMGpCD2QCuOJv85ZHqEk="
+      "integrity": "sha1-IS1b/hMYMGpCD2QCuOJv85ZHqEk=",
+      "optional": true
     },
     "proxyquire": {
       "version": "2.1.0",
@@ -6520,6 +6592,7 @@
       "version": "2.0.1",
       "resolved": "http://registry.npm.taobao.org/repeating/download/repeating-2.0.1.tgz",
       "integrity": "sha1-UhTFOpJtNVJwdSf7q0FdvAjQbdo=",
+      "optional": true,
       "requires": {
         "is-finite": "^1.0.0"
       }
@@ -6711,6 +6784,7 @@
       "version": "1.0.5",
       "resolved": "http://registry.npm.taobao.org/seek-bzip/download/seek-bzip-1.0.5.tgz",
       "integrity": "sha1-z+kXyz0nS8/6x5J1ivUxc+sfq9w=",
+      "optional": true,
       "requires": {
         "commander": "~2.8.1"
       },
@@ -6719,6 +6793,7 @@
           "version": "2.8.1",
           "resolved": "http://registry.npm.taobao.org/commander/download/commander-2.8.1.tgz",
           "integrity": "sha1-Br42f+v9oMMwqh4qBy09yXYkJdQ=",
+          "optional": true,
           "requires": {
             "graceful-readlink": ">= 1.0.0"
           }
@@ -6944,6 +7019,7 @@
       "version": "1.1.2",
       "resolved": "http://registry.npm.taobao.org/sort-keys/download/sort-keys-1.1.2.tgz",
       "integrity": "sha1-RBttTTRnmPG05J6JIK37oOVD+a0=",
+      "optional": true,
       "requires": {
         "is-plain-obj": "^1.0.0"
       }
@@ -6952,6 +7028,7 @@
       "version": "1.0.1",
       "resolved": "http://registry.npm.taobao.org/sort-keys-length/download/sort-keys-length-1.0.1.tgz",
       "integrity": "sha1-nLb09OnkgVWmqgZx7dM2/xR5oYg=",
+      "optional": true,
       "requires": {
         "sort-keys": "^1.0.0"
       }
@@ -7206,6 +7283,7 @@
       "version": "2.1.0",
       "resolved": "http://registry.npm.taobao.org/strip-dirs/download/strip-dirs-2.1.0.tgz",
       "integrity": "sha1-SYdzYmT8NEzyD2w0rKnRPR1O1sU=",
+      "optional": true,
       "requires": {
         "is-natural-number": "^4.0.1"
       }
@@ -7233,6 +7311,7 @@
       "version": "1.0.1",
       "resolved": "http://registry.npm.taobao.org/strip-outer/download/strip-outer-1.0.1.tgz",
       "integrity": "sha1-sv0qv2YEudHmATBXGV34Nrip1jE=",
+      "optional": true,
       "requires": {
         "escape-string-regexp": "^1.0.2"
       }
@@ -7424,6 +7503,7 @@
       "version": "1.6.2",
       "resolved": "http://registry.npm.taobao.org/tar-stream/download/tar-stream-1.6.2.tgz",
       "integrity": "sha1-jqVdqzeXIlPZqa+Q/c1VmuQ1xVU=",
+      "optional": true,
       "requires": {
         "bl": "^1.0.0",
         "buffer-alloc": "^1.2.0",
@@ -7437,12 +7517,14 @@
     "temp-dir": {
       "version": "1.0.0",
       "resolved": "http://registry.npm.taobao.org/temp-dir/download/temp-dir-1.0.0.tgz",
-      "integrity": "sha1-CnwOom06Oa+n4OvqnB/AvE2qAR0="
+      "integrity": "sha1-CnwOom06Oa+n4OvqnB/AvE2qAR0=",
+      "optional": true
     },
     "tempfile": {
       "version": "2.0.0",
       "resolved": "http://registry.npm.taobao.org/tempfile/download/tempfile-2.0.0.tgz",
       "integrity": "sha1-awRGhWqbERTRhW/8vlCczLCXcmU=",
+      "optional": true,
       "requires": {
         "temp-dir": "^1.0.0",
         "uuid": "^3.0.1"
@@ -7644,7 +7726,8 @@
     "timed-out": {
       "version": "4.0.1",
       "resolved": "http://registry.npm.taobao.org/timed-out/download/timed-out-4.0.1.tgz",
-      "integrity": "sha1-8y6srFoXW+ol1/q1Zas+2HQe9W8="
+      "integrity": "sha1-8y6srFoXW+ol1/q1Zas+2HQe9W8=",
+      "optional": true
     },
     "tmp": {
       "version": "0.0.33",
@@ -7666,7 +7749,8 @@
     "to-buffer": {
       "version": "1.1.1",
       "resolved": "http://registry.npm.taobao.org/to-buffer/download/to-buffer-1.1.1.tgz",
-      "integrity": "sha1-STvUj2LXxD/N7TE6A9ytsuEhOoA="
+      "integrity": "sha1-STvUj2LXxD/N7TE6A9ytsuEhOoA=",
+      "optional": true
     },
     "to-object-path": {
       "version": "0.3.0",
@@ -7786,6 +7870,7 @@
       "version": "1.0.0",
       "resolved": "http://registry.npm.taobao.org/trim-repeated/download/trim-repeated-1.0.0.tgz",
       "integrity": "sha1-42RqLqTokTEr9+rObPsFOAvAHCE=",
+      "optional": true,
       "requires": {
         "escape-string-regexp": "^1.0.2"
       }
@@ -7799,6 +7884,7 @@
       "version": "0.6.0",
       "resolved": "http://registry.npm.taobao.org/tunnel-agent/download/tunnel-agent-0.6.0.tgz",
       "integrity": "sha1-J6XeoGs2sEoKmWZ3SykIaPD8QP0=",
+      "optional": true,
       "requires": {
         "safe-buffer": "^5.0.1"
       }
@@ -7834,6 +7920,7 @@
       "version": "1.3.1",
       "resolved": "http://registry.npm.taobao.org/unbzip2-stream/download/unbzip2-stream-1.3.1.tgz",
       "integrity": "sha1-eFTaUWIqfmNiQiEZY1eAO1UpZqE=",
+      "optional": true,
       "requires": {
         "buffer": "^3.0.1",
         "through": "^2.3.6"
@@ -7845,9 +7932,9 @@
       "integrity": "sha1-5z3T17DXxe2G+6xrCufYxqadUPo="
     },
     "underscore": {
-      "version": "1.9.1",
-      "resolved": "http://registry.npm.taobao.org/underscore/download/underscore-1.9.1.tgz",
-      "integrity": "sha1-BtzjSg5op7q8KbNluOdLiSUgOWE="
+      "version": "1.10.1",
+      "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.10.1.tgz",
+      "integrity": "sha512-F3pVQ4LXjynIZ3k3RXX/aOc2ygsNuo7KIYANTS9RcR8LXSooYBEtbg3hCGhOgRr5+em9eluV2wUwcgVa984eIw=="
     },
     "undertaker": {
       "version": "1.2.0",
@@ -7990,7 +8077,8 @@
     "url-to-options": {
       "version": "1.0.1",
       "resolved": "http://registry.npm.taobao.org/url-to-options/download/url-to-options-1.0.1.tgz",
-      "integrity": "sha1-FQWgOiiaSMvXpDTvuu7FBV9WM6k="
+      "integrity": "sha1-FQWgOiiaSMvXpDTvuu7FBV9WM6k=",
+      "optional": true
     },
     "use": {
       "version": "3.1.1",
@@ -8015,7 +8103,8 @@
     "uuid": {
       "version": "3.3.2",
       "resolved": "http://registry.npm.taobao.org/uuid/download/uuid-3.3.2.tgz",
-      "integrity": "sha1-G0r0lV6zB3xQHCOHL8ZROBFYcTE="
+      "integrity": "sha1-G0r0lV6zB3xQHCOHL8ZROBFYcTE=",
+      "optional": true
     },
     "v8flags": {
       "version": "3.1.1",
@@ -8335,6 +8424,7 @@
       "version": "2.10.0",
       "resolved": "http://registry.npm.taobao.org/yauzl/download/yauzl-2.10.0.tgz",
       "integrity": "sha1-x+sXyT4RLLEIb6bY5R+wZnt5pfk=",
+      "optional": true,
       "requires": {
         "buffer-crc32": "~0.2.3",
         "fd-slicer": "~1.1.0"
diff --git a/package.json b/package.json
index 46144b1..b25d615 100644
--- a/package.json
+++ b/package.json
@@ -48,7 +48,7 @@
     "tap-spec": "~5.0.0",
     "tape": "~4.9.1",
     "through2": "~3.0.0",
-    "underscore": "~1.9.1",
+    "underscore": "~1.10.0",
     "vinyl": "~2.2.0",
     "yargs": "~12.0.1"
   },