fix(package.json): devDependencies of eslint-config-react-app

* Introduced in e75d33c

Author: tomchentw

package.json

@@ -68,7 +68,7 @@
   "devDependencies": {
     "babel-cli": "^6.16.0",
     "babel-core": "^6.16.0",
-    "babel-eslint": "^6.1.2",
+    "babel-eslint": "6.1.2",
     "babel-plugin-lodash": "^3.2.9",
     "babel-plugin-transform-flow-comments": "^6.8.0",
     "babel-plugin-transform-runtime": "^6.15.0",
@@ -78,12 +78,12 @@
     "babel-preset-stage-0": "^6.16.0",
     "codeclimate-test-reporter": "^0.3.3",
     "cross-env": "^3.0.0",
-    "eslint": "~3.5.0",
-    "eslint-config-react-app": "^0.2.1",
+    "eslint": "3.5.0",
+    "eslint-config-react-app": "0.2.1",
     "eslint-plugin-flowtype": "2.18.1",
-    "eslint-plugin-import": "~1.12.0",
-    "eslint-plugin-jsx-a11y": "^2.2.2",
-    "eslint-plugin-react": "^6.3.0",
+    "eslint-plugin-import": "1.12.0",
+    "eslint-plugin-jsx-a11y": "2.2.2",
+    "eslint-plugin-react": "6.3.0",
     "history": "^2.1.2",
     "isomorphic-fetch": "^2.2.1",
     "prismjs": "^1.5.1",