diff --git a/.gitignore b/.gitignore
index 3583379..45cfdfa 100644
--- a/.gitignore
+++ b/.gitignore
@@ -42,3 +42,7 @@ Thumbs.db
 
 # rollup tmp files
 .tmp/
+/.vs/angular-fusioncharts/config/applicationhost.config
+/.vs/ProjectSettings.json
+/.vs/slnx.sqlite
+/.vs/angular-fusioncharts/v16/.suo
diff --git a/package.json b/package.json
index 1f4240c..d4eac10 100644
--- a/package.json
+++ b/package.json
@@ -54,25 +54,25 @@
   },
   "main": "./dist/index.js",
   "dependencies": {
-    "@angular/animations": "^4.0.0",
-    "@angular/common": "^4.0.0",
-    "@angular/compiler": "^4.0.0",
-    "@angular/core": "^4.0.0",
-    "@angular/forms": "^4.0.0",
-    "@angular/http": "^4.0.0",
-    "@angular/platform-browser": "^4.0.0",
-    "@angular/platform-browser-dynamic": "^4.0.0",
-    "@angular/router": "^4.0.0",
+    "@angular/animations": ">=4.0.0",
+    "@angular/common": ">=4.0.0",
+    "@angular/compiler": ">=4.0.0",
+    "@angular/core": ">=4.0.0",
+    "@angular/forms": ">=4.0.0",
+    "@angular/http": ">=4.0.0",
+    "@angular/platform-browser": ">=4.0.0",
+    "@angular/platform-browser-dynamic": ">=4.0.0",
+    "@angular/router": ">=4.0.0",
     "angularjs2-tabs": "0.0.1-beta.1",
-    "bootstrap": "^3.3.7",
-    "core-js": "^2.4.1",
+    "bootstrap": ">=3.3.7",
+    "core-js": ">=^2.4.1",
     "https-proxy-agent": "^2.2.4",
     "mixin-deep": "^1.3.2",
     "prismjs": "^1.6.0",
-    "rxjs": "^5.4.1",
+    "rxjs": ">=5.4.1",
     "websocket-extensions": "^0.1.4",
     "ws": "^3.3.3",
-    "zone.js": "^0.8.14"
+    "zone.js": ">=0.8.14"
   },
   "devDependencies": {
     "@angular/cli": "1.2.4",