dropping istanbul, codeconv, and prepair command to try and fix travis

Author: nfriedly

README.md

@@ -3,7 +3,6 @@ Watson Developer Cloud Node.js SDK
 [![Codacy Badge](https://api.codacy.com/project/badge/Grade/460c1d01a56942dbb7dd15d9ee0da535)](https://www.codacy.com/app/gattana/node-sdk?utm_source=github.com&utm_medium=referral&utm_content=watson-developer-cloud/node-sdk&utm_campaign=Badge_Grade)
 [![Build Status](https://secure.travis-ci.org/watson-developer-cloud/node-sdk.svg)](http://travis-ci.org/watson-developer-cloud/node-sdk)
 [![Dependency Status](https://gemnasium.com/watson-developer-cloud/node-sdk.svg)](https://gemnasium.com/watson-developer-cloud/node-sdk)
-[![codecov.io](https://codecov.io/github/watson-developer-cloud/node-sdk/coverage.svg?branch=master)](https://codecov.io/github/watson-developer-cloud/node-sdk?branch=master)
 [![npm-version](https://img.shields.io/npm/v/watson-developer-cloud.svg)](https://www.npmjs.com/package/watson-developer-cloud)
 [![npm-downloads](https://img.shields.io/npm/dm/watson-developer-cloud.svg)](https://www.npmjs.com/package/watson-developer-cloud)
 

package.json

@@ -61,11 +61,9 @@
   },
   "devDependencies": {
     "browserify": "^13.0.1",
-    "codecov": ">1.0.0",
     "concat-stream": "^1.5.1",
     "dependency-lint": "^4.2.0",
     "eslint": "^3.11.1",
-    "istanbul": "^0.4.2",
     "jsdoc": "^3.4.0",
     "karma": "^1.1.1",
     "karma-browserify": "^5.0.5",
@@ -97,13 +95,11 @@
     "node": ">=4"
   },
   "scripts": {
-    "test": "npm run lint && npm run codecov",
+    "test": "npm run lint && mocha test/unit test/integration",
     "lint": "eslint . && node test/dependency-lint.js",
     "autofix": "eslint . --fix",
-    "prepare": "npm test && npm version patch",
     "doc": "jsdoc -c jsdoc/config.json",
     "watch-doc": "nodemon --watch ./ --ext js,tmpl,json --ignore dist/ --ignore doc/ --ignore test/ --ignore examples/ --exec npm run doc",
-    "codecov": "istanbul cover mocha test/unit test/integration && codecov",
     "test-integration": "mocha test/integration",
     "test-unit": "npm run lint && mocha test/unit/",
     "test-browser": "karma start --single-run",