Updated .travis.yml to upload coverage after travis run.

Updated istanbul version so coverage is calculated correctly.
Added npm script to upload code coverage to codecov.

Author: justinkames

.travis.yml

@@ -3,4 +3,7 @@
     - "7.7.1"
   cache:
     directories:
-      - "node_modules"
+      - "node_modules"
+  install:
+      - npm install
+      - npm upload-coverage

package.json

@@ -1,7 +1,7 @@
 {
   "name": "vuejs-logger",
   "author": "Justin Kames",
-  "version": "1.10.2",
+  "version": "1.1.3",
   "description": "Vuejs-logger, provides customizable logging functionality for Vue.js.",
   "main": "dist/index.js",
   "repository": {
@@ -10,6 +10,7 @@
   },
   "scripts": {
     "test": "istanbul cover _mocha -- --compilers js:babel-core/register -R spec --debug",
+    "upload-coverage": "codecov -t $CODECOV_TOKEN",
     "transpile": "node_modules/babel-cli/bin/babel.js src --out-dir dist && node_modules/uglify-js/bin/uglifyjs dist/logger.js -c -m -o dist/logger.js",
     "prepublish": "npm test && npm run transpile"
   },
@@ -26,7 +27,7 @@
     "babel-preset-es2015": "6.24.1",
     "chai": "4.1.0",
     "codecov": "2.2.0",
-    "istanbul": "0.4.5",
+    "istanbul": "1.1.0-alpha.1",
     "mocha": "3.4.2",
     "uglify": "0.1.5",
     "vue": "2.4.1"

test/logger.js

@@ -1,7 +1,8 @@
 import chai from 'chai'
-const expect = chai.expect
 import Vue from 'vue'
 import VueLogger from '../src/logger'
+
+const expect = chai.expect
 const {print, validateOptions, initLoggerInstance, logLevels, install} = VueLogger()
 
 describe('Logger.js', () => {
@@ -40,7 +41,7 @@ describe('Logger.js', () => {
             const options = {
                 logLevel: 'foo'
             }
-            expect(() => { install(() => {}, options) })
+            expect(() => { install(Vue, options) })
               .to
               .throw(Error, 'Provided options for vuejs-logger are not valid.')
         })
@@ -49,7 +50,7 @@ describe('Logger.js', () => {
             const options = {
                 logLevel: false
             }
-            expect(() => { install(() => {}, options) })
+            expect(() => { install(Vue, options) })
               .to
               .throw(Error, 'Provided options for vuejs-logger are not valid.')
         })
@@ -58,7 +59,7 @@ describe('Logger.js', () => {
             const options = {
                 logLevel: undefined
             }
-            expect(() => { install(() => {}, options) })
+            expect(() => { install(Vue, options) })
               .to
               .throw(Error, 'Provided options for vuejs-logger are not valid.')
         })
@@ -67,7 +68,7 @@ describe('Logger.js', () => {
             const options = {
                 logLevel: null
             }
-            expect(() => { install(() => {}, options) })
+            expect(() => { install(Vue, options) })
               .to
               .throw(Error, 'Provided options for vuejs-logger are not valid.')
         })