Update dependencies

Author: nodaguti

package.json

@@ -26,20 +26,21 @@
   "homepage": "https://github.com/nodaguti/textlint-rule-write-good",
   "repository": "nodaguti/textlint-rule-write-good",
   "dependencies": {
-    "textlint-rule-helper": "^1.1.5",
+    "textlint-rule-helper": "^2.0.0",
     "write-good": "^0.9.1"
   },
   "devDependencies": {
-    "babel-cli": "^6.6.5",
-    "babel-core": "^6.7.4",
-    "babel-plugin-espower": "^2.1.2",
-    "babel-preset-es2015": "^6.6.0",
-    "eslint": "^2.5.1",
-    "eslint-config-airbnb": "^6.2.0",
-    "mocha": "^2.4.5",
-    "npm-run-all": "^1.6.0",
-    "power-assert": "^1.3.1",
-    "textlint": "^6.0.3",
+    "babel-cli": "^6.10.1",
+    "babel-core": "^6.9.1",
+    "babel-plugin-espower": "^2.2.0",
+    "babel-preset-es2015": "^6.9.0",
+    "eslint": "^2.12.0",
+    "eslint-config-airbnb": "^9.0.1",
+    "eslint-plugin-import": "^1.8.1",
+    "mocha": "^2.5.3",
+    "npm-run-all": "^2.1.2",
+    "power-assert": "^1.4.1",
+    "textlint": "^6.11.1",
     "textlint-tester": "^1.2.0"
   }
 }