add coveralls reporting

Author: claygregory

.travis.yml

@@ -1,3 +1,6 @@
 language: node_js
 node_js:
-- "stable"
+- "stable"
+
+after_success:
+- npm run coveralls

package.json

@@ -8,11 +8,16 @@
   "license": "MIT",
   "main": "index.js",
   "scripts": {
-    "test": "./node_modules/.bin/mocha"
+    "test": "mocha",
+    "cover": "istanbul cover _mocha",
+    "coveralls": "npm run cover -- --report lcovonly && cat ./coverage/lcov.info | coveralls"
   },
   "dependencies": {},
   "devDependencies": {
+    "coveralls": "^2.11.16",
     "eslint": "^3.13.1",
-    "mocha": "^3.2.0"
+    "istanbul": "^0.4.5",
+    "mocha": "^3.2.0",
+    "mocha-lcov-reporter": "^1.2.0"
   }
 }