integrate istanbul and codecov

.gitignore

@@ -3,3 +3,4 @@ node_modules
 .gobble*
 dist
 _actual
+coverage

package.json

@@ -9,6 +9,8 @@
   },
   "scripts": {
     "test": "mocha",
+    "test-coverage": "istanbul cover --report cobertura node_modules/.bin/_mocha -- -u exports -R spec test/test.js",
+    "ci": "npm run test-coverage && codecov < coverage/cobertura-coverage.xml",
     "pretest": "npm run build",
     "build": "gobble build -f dist",
     "prepublish": "npm test",
@@ -37,6 +39,7 @@
   "devDependencies": {
     "babel": "^5.8.21",
     "babel-core": "^5.5.8",
+    "codecov.io": "^0.1.6",
     "console-group": "^0.1.2",
     "eslint": "^1.1.0",
     "gobble": "^0.10.1",
@@ -46,6 +49,7 @@
     "gobble-esperanto-bundle": "^0.2.0",
     "gobble-rollup": "^0.8.0",
     "gobble-rollup-babel": "^0.1.0",
+    "istanbul": "^0.3.20",
     "mocha": "^2.2.4",
     "source-map": "^0.4.4"
   },