Update dependencies and remove babel-eslint

Author: nodaguti

.eslintrc

@@ -1,5 +1,4 @@
 {
   "root": true,
-  "parser": "babel-eslint",
   "extends": "airbnb/base"
 }

package.json

@@ -32,15 +32,14 @@
   },
   "devDependencies": {
     "babel-cli": "^6.6.5",
-    "babel-core": "^6.7.2",
-    "babel-eslint": "^5.0.0",
+    "babel-core": "^6.7.4",
     "babel-plugin-espower": "^2.1.2",
     "babel-preset-es2015": "^6.6.0",
-    "eslint": "~2.2.0",
+    "eslint": "^2.4.0",
     "eslint-config-airbnb": "^6.1.0",
     "mocha": "^2.4.5",
     "power-assert": "^1.3.1",
-    "textlint": "^6.0.2",
-    "textlint-tester": "^1.1.0"
+    "textlint": "^6.0.3",
+    "textlint-tester": "^1.2.0"
   }
 }