diff --git a/Pipfile.lock b/Pipfile.lock
index 688783c..b571b98 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -16,31 +16,31 @@
     "default": {
         "atomicwrites": {
             "hashes": [
-                "sha256:03472c30eb2c5d1ba9227e4c2ca66ab8287fbfbbda3888aa93dc2e28fc6811b4",
-                "sha256:75a9445bac02d8d058d5e1fe689654ba5a6556a1dfd8ce6ec55a0ed79866cfa6"
+                "sha256:6d1784dea7c0c8d4a5172b6c620f40b6e4cbfdf96d783691f2e1302a7b88e197",
+                "sha256:ae70396ad1a434f9c7046fd2dd196fc04b12f9e91ffb859164193be8b6168a7a"
             ],
-            "version": "==1.3.0"
+            "version": "==1.4.0"
         },
         "attrs": {
             "hashes": [
-                "sha256:08a96c641c3a74e44eb59afb61a24f2cb9f4d7188748e76ba4bb5edfa3cb7d1c",
-                "sha256:f7b7ce16570fe9965acd6d30101a28f62fb4a7f9e926b3bbc9b61f8b04247e72"
+                "sha256:31b2eced602aa8423c2aea9c76a724617ed67cf9513173fd3a4f03e3a929c7e6",
+                "sha256:832aa3cde19744e49938b91fea06d69ecb9e649c93ba974535d08ad92164f700"
             ],
-            "version": "==19.3.0"
+            "version": "==20.3.0"
         },
         "bleach": {
             "hashes": [
-                "sha256:213336e49e102af26d9cde77dd2d0397afabc5a6bf2fed985dc35b5d1e285a16",
-                "sha256:3fdf7f77adcf649c9911387df51254b813185e32b2c6619f690b593a617e19fa"
+                "sha256:6123ddc1052673e52bab52cdc955bcb57a015264a1c57d37bea2f6b817af0125",
+                "sha256:98b3170739e5e83dd9dc19633f074727ad848cbedb6026708c8ac2d3b697a433"
             ],
-            "version": "==3.1.0"
+            "version": "==3.3.0"
         },
         "certifi": {
             "hashes": [
-                "sha256:e4f3620cfea4f83eedc95b24abd9cd56f3c4b146dd0177e83a21b4eb49e21e50",
-                "sha256:fd7c7c74727ddcf00e9acd26bba8da604ffec95bf1c2144e67aff7a8b50e6cef"
+                "sha256:1a4995114262bffbc2413b159f2a1a480c969de6e6eb13ee966d470af86af59c",
+                "sha256:719a74fb9e33b9bd44cc7f3a8d94bc35e4049deebe19ba7d8e108280cfd59830"
             ],
-            "version": "==2019.9.11"
+            "version": "==2020.12.5"
         },
         "chardet": {
             "hashes": [
@@ -51,18 +51,17 @@
         },
         "decorator": {
             "hashes": [
-                "sha256:86156361c50488b84a3f148056ea716ca587df2f0de1d34750d35c21312725de",
-                "sha256:f069f3a01830ca754ba5258fde2278454a0b5b79e0d7f5c13b3b97e57d4acff6"
+                "sha256:41fa54c2a0cc4ba648be4fd43cff00aedf5b9465c9bf18d64325bc225f08f760",
+                "sha256:e3a62f0520172440ca0dcc823749319382e377f37f140a0b99ef45fecb84bfe7"
             ],
-            "version": "==4.4.0"
+            "version": "==4.4.2"
         },
         "docutils": {
             "hashes": [
-                "sha256:6c4f696463b79f1fb8ba0c594b63840ebd41f059e92b31957c46b74a4599b6d0",
-                "sha256:9e4d7ecfc600058e07ba661411a2b7de2fd0fafa17d1a7f7361cd47b1175c827",
-                "sha256:a2aeea129088da402665e92e0b25b04b073c04b2dce4ab65caaa38b7ce2e1a99"
+                "sha256:0c5b78adfbf7762415433f5515cd5c9e762339e23369dbe8000d84a4bf4ab3af",
+                "sha256:c2de3a60e9e7d07be26b7f2b00ca0309c207e06c100f9cc2a94931fc75a478fc"
             ],
-            "version": "==0.15.2"
+            "version": "==0.16"
         },
         "idna": {
             "hashes": [
@@ -71,49 +70,55 @@
             ],
             "version": "==2.8"
         },
-        "importlib-metadata": {
+        "more-itertools": {
             "hashes": [
-                "sha256:aa18d7378b00b40847790e7c27e11673d7fed219354109d0e7b9e5b25dc3ad26",
-                "sha256:d5f18a79777f3aa179c145737780282e27b508fc8fd688cb17c7a813e8bd39af"
+                "sha256:5652a9ac72209ed7df8d9c15daf4e1aa0e3d2ccd3c87f8265a0673cd9cbc9ced",
+                "sha256:c5d6da9ca3ff65220c3bfd2a8db06d698f05d4d2b9be57e1deb2be5a45019713"
             ],
-            "markers": "python_version < '3.8'",
-            "version": "==0.23"
+            "markers": "python_version > '2.7'",
+            "version": "==8.7.0"
         },
-        "more-itertools": {
+        "packaging": {
             "hashes": [
-                "sha256:409cd48d4db7052af495b09dec721011634af3753ae1ef92d2b32f73a745f832",
-                "sha256:92b8c4b06dac4f0611c0729b2f2ede52b2e1bac1ab48f089c7ddc12e26bb60c4"
+                "sha256:5b327ac1320dc863dca72f4514ecc086f31186744b84a230374cc1fd776feae5",
+                "sha256:67714da7f7bc052e064859c05c595155bd1ee9f69f76557e21f051443c20947a"
             ],
-            "markers": "python_version > '2.7'",
-            "version": "==7.2.0"
+            "version": "==20.9"
         },
         "pkginfo": {
             "hashes": [
-                "sha256:7424f2c8511c186cd5424bbf31045b77435b37a8d604990b79d4e70d741148bb",
-                "sha256:a6d9e40ca61ad3ebd0b72fbadd4fba16e4c0e4df0428c041e01e06eb6ee71f32"
+                "sha256:029a70cb45c6171c329dfc890cde0879f8c52d6f3922794796e06f577bb03db4",
+                "sha256:9fdbea6495622e022cc72c2e5e1b735218e4ffb2a2a69cde2694a6c1f16afb75"
             ],
-            "version": "==1.5.0.1"
+            "version": "==1.7.0"
         },
         "pluggy": {
             "hashes": [
-                "sha256:0db4b7601aae1d35b4a033282da476845aa19185c1e6964b25cf324b5e4ec3e6",
-                "sha256:fa5fa1622fa6dd5c030e9cad086fa19ef6a0cf6d7a2d12318e10cb49d6d68f34"
+                "sha256:15b2acde666561e1298d71b523007ed7364de07029219b604cf808bfa1c765b0",
+                "sha256:966c145cd83c96502c3c3868f50408687b38434af77734af1e9ca461a4081d2d"
             ],
-            "version": "==0.13.0"
+            "version": "==0.13.1"
         },
         "py": {
             "hashes": [
-                "sha256:64f65755aee5b381cea27766a3a147c3f15b9b6b9ac88676de66ba2ae36793fa",
-                "sha256:dc639b046a6e2cff5bbe40194ad65936d6ba360b52b3c3fe1d08a82dd50b5e53"
+                "sha256:21b81bda15b66ef5e1a777a21c4dcd9c20ad3efd0b3f817e7a809035269e1bd3",
+                "sha256:3b80836aa6d1feeaa108e046da6423ab8f6ceda6468545ae8d02d9d58d18818a"
             ],
-            "version": "==1.8.0"
+            "version": "==1.10.0"
         },
         "pygments": {
             "hashes": [
-                "sha256:71e430bc85c88a430f000ac1d9b331d2407f681d6f6aec95e8bcfbc3df5b0127",
-                "sha256:881c4c157e45f30af185c1ffe8d549d48ac9127433f2c380c24b84572ad66297"
+                "sha256:2656e1a6edcdabf4275f9a3640db59fd5de107d88e8663c5d4e9a0fa62f77f94",
+                "sha256:534ef71d539ae97d4c3a4cf7d6f110f214b0e687e92f9cb9d2a3b0d3101289c8"
+            ],
+            "version": "==2.8.1"
+        },
+        "pyparsing": {
+            "hashes": [
+                "sha256:c203ec8783bf771a155b207279b9bccb8dea02d8f0c9e5f8ead507bc3246ecc1",
+                "sha256:ef9d7589ef3c200abe66653d3f1ab1033c3c419ae9b9bdb1240a85b024efc88b"
             ],
-            "version": "==2.4.2"
+            "version": "==2.4.7"
         },
         "pytest": {
             "hashes": [
@@ -125,27 +130,37 @@
         },
         "pyyaml": {
             "hashes": [
-                "sha256:1adecc22f88d38052fb787d959f003811ca858b799590a5eaa70e63dca50308c",
-                "sha256:436bc774ecf7c103814098159fbb84c2715d25980175292c648f2da143909f95",
-                "sha256:460a5a4248763f6f37ea225d19d5c205677d8d525f6a83357ca622ed541830c2",
-                "sha256:5a22a9c84653debfbf198d02fe592c176ea548cccce47553f35f466e15cf2fd4",
-                "sha256:7a5d3f26b89d688db27822343dfa25c599627bc92093e788956372285c6298ad",
-                "sha256:9372b04a02080752d9e6f990179a4ab840227c6e2ce15b95e1278456664cf2ba",
-                "sha256:a5dcbebee834eaddf3fa7366316b880ff4062e4bcc9787b78c7fbb4a26ff2dd1",
-                "sha256:aee5bab92a176e7cd034e57f46e9df9a9862a71f8f37cad167c6fc74c65f5b4e",
-                "sha256:c51f642898c0bacd335fc119da60baae0824f2cde95b0330b56c0553439f0673",
-                "sha256:c68ea4d3ba1705da1e0d85da6684ac657912679a649e8868bd850d2c299cce13",
-                "sha256:e23d0cc5299223dcc37885dae624f382297717e459ea24053709675a976a3e19"
+                "sha256:02c78d77281d8f8d07a255e57abdbf43b02257f59f50cc6b636937d68efa5dd0",
+                "sha256:0dc9f2eb2e3c97640928dec63fd8dc1dd91e6b6ed236bd5ac00332b99b5c2ff9",
+                "sha256:124fd7c7bc1e95b1eafc60825f2daf67c73ce7b33f1194731240d24b0d1bf628",
+                "sha256:26fcb33776857f4072601502d93e1a619f166c9c00befb52826e7b774efaa9db",
+                "sha256:31ba07c54ef4a897758563e3a0fcc60077698df10180abe4b8165d9895c00ebf",
+                "sha256:3c49e39ac034fd64fd576d63bb4db53cda89b362768a67f07749d55f128ac18a",
+                "sha256:52bf0930903818e600ae6c2901f748bc4869c0c406056f679ab9614e5d21a166",
+                "sha256:5a3f345acff76cad4aa9cb171ee76c590f37394186325d53d1aa25318b0d4a09",
+                "sha256:5e7ac4e0e79a53451dc2814f6876c2fa6f71452de1498bbe29c0b54b69a986f4",
+                "sha256:7242790ab6c20316b8e7bb545be48d7ed36e26bbe279fd56f2c4a12510e60b4b",
+                "sha256:737bd70e454a284d456aa1fa71a0b429dd527bcbf52c5c33f7c8eee81ac16b89",
+                "sha256:8635d53223b1f561b081ff4adecb828fd484b8efffe542edcfdff471997f7c39",
+                "sha256:8b818b6c5a920cbe4203b5a6b14256f0e5244338244560da89b7b0f1313ea4b6",
+                "sha256:8bf38641b4713d77da19e91f8b5296b832e4db87338d6aeffe422d42f1ca896d",
+                "sha256:a36a48a51e5471513a5aea920cdad84cbd56d70a5057cca3499a637496ea379c",
+                "sha256:b2243dd033fd02c01212ad5c601dafb44fbb293065f430b0d3dbf03f3254d615",
+                "sha256:cc547d3ead3754712223abb7b403f0a184e4c3eae18c9bb7fd15adef1597cc4b",
+                "sha256:cc552b6434b90d9dbed6a4f13339625dc466fd82597119897e9489c953acbc22",
+                "sha256:f3790156c606299ff499ec44db422f66f05a7363b39eb9d5b064f17bd7d7c47b",
+                "sha256:f7a21e3d99aa3095ef0553e7ceba36fb693998fbb1226f1392ce33681047465f",
+                "sha256:fdc6b2cb4b19e431994f25a9160695cc59a4e861710cc6fc97161c5e845fc579"
             ],
             "index": "pypi",
-            "version": "==5.1"
+            "version": "==5.4"
         },
         "readme-renderer": {
             "hashes": [
-                "sha256:bb16f55b259f27f75f640acf5e00cf897845a8b3e4731b5c1a436e4b8529202f",
-                "sha256:c8532b79afc0375a85f10433eca157d6b50f7d6990f337fa498c96cd4bfc203d"
+                "sha256:63b4075c6698fcfa78e584930f07f39e05d46f3ec97f65006e430b595ca6348c",
+                "sha256:92fd5ac2bf8677f310f3303aa4bce5b9d5f9f2094ab98c29f13791d7b805a3db"
             ],
-            "version": "==24.0"
+            "version": "==29.0"
         },
         "requests": {
             "hashes": [
@@ -172,17 +187,17 @@
         },
         "six": {
             "hashes": [
-                "sha256:3350809f0555b11f552448330d0b52d5f24c91a322ea4a15ef22629740f3761c",
-                "sha256:d16a0141ec1a18405cd4ce8b4613101da75da0e9a7aec5bdd4fa804d0e0eba73"
+                "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259",
+                "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"
             ],
-            "version": "==1.12.0"
+            "version": "==1.15.0"
         },
         "tqdm": {
             "hashes": [
-                "sha256:abc25d0ce2397d070ef07d8c7e706aede7920da163c64997585d42d3537ece3d",
-                "sha256:dd3fcca8488bb1d416aa7469d2f277902f26260c45aa86b667b074cd44b3b115"
+                "sha256:9fdf349068d047d4cfbe24862c425883af1db29bcddf4b0eeb2524f6fbdb23c7",
+                "sha256:d666ae29164da3e517fcf125e41d4fe96e5bb375cd87ff9763f6b38b5592fe33"
             ],
-            "version": "==4.36.1"
+            "version": "==4.59.0"
         },
         "twine": {
             "hashes": [
@@ -194,11 +209,10 @@
         },
         "urllib3": {
             "hashes": [
-                "sha256:4c291ca23bbb55c76518905869ef34bdd5f0e46af7afe6861e8375643ffee1a0",
-                "sha256:9a247273df709c4fedb38c711e44292304f73f39ab01beda9f6b9fc375669ac3"
+                "sha256:2393a695cd12afedd0dcb26fe5d50d0cf248e5a66f75dbd89a3d4eb333a61af4",
+                "sha256:a637e5fae88995b256e3409dc4d52c2e2e0ba32c42a6365fee8bbd2238de3cfb"
             ],
-            "index": "pypi",
-            "version": "==1.24.2"
+            "version": "==1.24.3"
         },
         "validators": {
             "hashes": [
@@ -213,13 +227,6 @@
                 "sha256:b36a1c245f2d304965eb4e0a82848379241dc04b865afcc4aab16748587e1923"
             ],
             "version": "==0.5.1"
-        },
-        "zipp": {
-            "hashes": [
-                "sha256:3718b1cbcd963c7d4c5511a8240812904164b7f381b647143a89d3b98f9bcd8e",
-                "sha256:f06903e9f1f43b12d371004b4ac7b06ab39a44adc747266928ae6debfa7b3335"
-            ],
-            "version": "==0.6.0"
         }
     },
     "develop": {}