Add karma testing framework and some basic tests

package.json

@@ -7,7 +7,8 @@
     "example": "example"
   },
   "scripts": {
-    "test": "mocha",
+    "test-travis": "./node_modules/karma/bin/karma start ./test/karma.conf.js --single-run",
+    "test": "./node_modules/karma/bin/karma start ./test/karma.conf.js --no-single-run",
     "build": "gulp"
   },
   "repository": {
@@ -25,22 +26,33 @@
   },
   "homepage": "https://github.com/keegan-lillo/pebble-clay#readme",
   "devDependencies": {
-    "deamdify": "^0.1.1",
+    "browserify-istanbul": "^0.2.1",
+    "chai": "^3.4.1",
+    "deamdify": "^0.2.0",
     "eslint": "^1.5.1",
     "eslint-config-pebble": "^1.2.0",
     "eslint-plugin-standard": "^1.3.1",
     "gulp-autoprefixer": "^3.1.0",
     "gulp-sass": "^2.1.1",
-    "gulp-sourcemaps": "^1.6.0"
+    "gulp-sourcemaps": "^1.6.0",
+    "karma": "^0.13.19",
+    "karma-browserify": "^5.0.1",
+    "karma-chrome-launcher": "^0.2.2",
+    "karma-coverage": "^0.5.3",
+    "karma-mocha": "^0.2.1",
+    "karma-mocha-reporter": "^1.1.5",
+    "karma-source-map-support": "^1.1.0",
+    "mocha": "^2.3.4",
+    "watchify": "^3.7.0"
   },
   "dependencies": {
-    "browserify": "^11.2.0",
+    "browserify": "^13.0.0",
     "del": "^2.0.2",
     "gulp": "^3.9.0",
     "gulp-inline": "0.0.15",
     "gulp-minify-html": "^1.0.4",
     "gulp-minify-inline": "^0.1.1",
-    "stringify": "^3.1.0",
+    "stringify": "^3.2.0",
     "vinyl-source-stream": "^1.1.0"
   }
 }