feat(example): add example

Author: azu

example/README.md

@@ -0,0 +1,3 @@
+# Example
+
+- [ ] warning TODO

example/package.json

@@ -0,0 +1,14 @@
+{
+  "name": "example",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "textlint --rule no-todo README.md; test $? -eq 1"
+  },
+  "author": "azu",
+  "license": "MIT",
+  "dependencies": {
+    "textlint": "^3.2.0"
+  }
+}

package.json

@@ -37,7 +37,7 @@
     "espower-babel": "^3.3.0",
     "mocha": "^2.2.5",
     "power-assert": "^1.0.0",
-    "textlint": "^3.1.2"
+    "textlint": "^3.2.0"
   },
   "dependencies": {
     "textlint-rule-helper": "^1.1.3"