Minor fixes in package.json

src/Squidex/package.json

@@ -60,7 +60,7 @@
     "angular-router-loader": "0.8.5",
     "angular2-template-loader": "0.6.2",
     "awesome-typescript-loader": "5.2.1",
-    "babel-core": "^6.26.3",
+    "babel-core": "6.26.3",
     "codelyzer": "4.5.0",
     "cpx": "1.5.0",
     "css-loader": "1.0.0",
@@ -82,7 +82,7 @@
     "karma-webpack": "3.0.5",
     "mini-css-extract-plugin": "0.4.4",
     "node-sass": "4.9.4",
-    "optimize-css-assets-webpack-plugin": "^5.0.1",
+    "optimize-css-assets-webpack-plugin": "5.0.1",
     "raw-loader": "0.5.1",
     "rimraf": "2.6.2",
     "rxjs-tslint": "0.1.5",
@@ -90,8 +90,8 @@
     "sass-loader": "7.1.0",
     "style-loader": "0.23.1",
     "tsconfig-paths-webpack-plugin": "3.2.0",
-    "tslint": "^5.11.0",
-    "tslint-webpack-plugin": "^1.3.0",
+    "tslint": "5.11.0",
+    "tslint-webpack-plugin": "1.3.0",
     "typemoq": "2.1.0",
     "typescript": "2.9.1",
     "uglifyjs-webpack-plugin": "2.0.1",