Pin @types dependencies (#579)

Author: harunurhan

package.json

@@ -30,13 +30,13 @@
     "node": ">= 4.2.0"
   },
   "dependencies": {
-    "@types/fs-extra": "^4.0.0",
-    "@types/handlebars": "^4.0.31",
-    "@types/highlight.js": "^9.1.8",
-    "@types/lodash": "^4.14.37",
+    "@types/fs-extra": "4.0.0",
+    "@types/handlebars": "4.0.31",
+    "@types/highlight.js": "9.1.8",
+    "@types/lodash": "4.14.74",
     "@types/marked": "0.3.0",
-    "@types/minimatch": "^2.0.29",
-    "@types/shelljs": "^0.7.0",
+    "@types/minimatch": "2.0.29",
+    "@types/shelljs": "0.7.0",
     "fs-extra": "^4.0.0",
     "handlebars": "^4.0.6",
     "highlight.js": "^9.0.0",