begin fixing coverage tests

gulpfile.js

@@ -157,7 +157,8 @@ function unittestWatchTask() {
 }
 
 function coverageTask() {
-  var files = ['./dist/Chart.bundle.js']
+  //var files = ['./dist/Chart.bundle.js']
+  var files = ['./src/**/*.js'];
   Array.prototype.unshift.apply(files, preTestFiles);
   Array.prototype.push.apply(files, testFiles);
 

karma.coverage.conf.js

@@ -7,10 +7,14 @@ module.exports = function(config) {
 			dir: 'coverage/'
 		},
 
-		frameworks: ['jasmine'],
+		frameworks: ['browserify', 'jasmine'],
 
 		preprocessors: {
-			'src/**/*.js': ['coverage']
+			'src/**/*.js': ['browserify', 'coverage']
+		},
+		browserify: {
+			debug: true,
+			transform: ['browserify-istanbul']
 		},
 		
 		reporters: ['progress', 'coverage'],

package.json

@@ -10,6 +10,7 @@
   },
   "devDependencies": {
     "browserify": "^13.0.0",
+    "browserify-istanbul": "^0.2.1",
     "gulp": "3.9.x",
     "gulp-concat": "~2.1.x",
     "gulp-connect": "~2.0.5",
@@ -26,7 +27,9 @@
     "jasmine": "^2.3.2",
     "jasmine-core": "^2.3.4",
     "jquery": "^2.1.4",
+    "jshint-stylish": "~2.1.0",
     "karma": "^0.12.37",
+    "karma-browserify": "^5.0.1",
     "karma-chrome-launcher": "^0.2.0",
     "karma-coverage": "^0.5.1",
     "karma-firefox-launcher": "^0.1.6",
@@ -34,8 +37,7 @@
     "karma-jasmine-html-reporter": "^0.1.8",
     "merge-stream": "^1.0.0",
     "semver": "^3.0.1",
-    "vinyl-source-stream": "^1.1.0",
-    "jshint-stylish": "~2.1.0"
+    "vinyl-source-stream": "^1.1.0"
   },
   "spm": {
     "main": "Chart.js"