fix: move babel-runtime to main deps

Author: jedwards1211

package.json

@@ -75,7 +75,6 @@
     "babel-preset-react": "^6.16.0",
     "babel-preset-stage-1": "^6.22.0",
     "babel-register": "^6.22.0",
-    "babel-runtime": "^6.22.0",
     "chai": "^3.5.0",
     "copy": "^0.3.0",
     "coveralls": "^2.11.16",
@@ -105,6 +104,7 @@
   },
   "dependencies": {
     "isotrope": "^1.0.1",
-    "prop-types": "^15.6.0"
+    "prop-types": "^15.6.0",
+    "babel-runtime": "^6.22.0"
   }
 }