chore(dependencies): remove bower dependencies

demo/index.html

@@ -233,7 +233,7 @@
 </div>
 
 </body>
-<script src="../bower_components/angular/angular.js"></script>
+<script src="../node_modules/angular/angular.js"></script>
 <script src="https://cdnjs.cloudflare.com/ajax/libs/angular-ui-bootstrap/0.14.3/ui-bootstrap-tpls.js"></script>
 <script src="../dist/rzslider.js"></script>
 <script src="demo.js"></script>

karma.conf.js

@@ -12,7 +12,7 @@ module.exports = function (config) {
 
     // list of files / patterns to load in the browser
     files: [
-      'bower_components/angular/angular.js',
+      'node_modules/angular/angular.js',
       'node_modules/angular-mocks/angular-mocks.js',
       'src/*.js',
       'tests/spec/*.js',

package.json

@@ -16,7 +16,11 @@
     "build": "grunt",
     "test": "grunt test"
   },
+  "peerDependencies": {
+    "angular": "^1.2.x"
+  },
   "devDependencies": {
+    "angular": "1.4.7",
     "angular-mocks": "^1.4.8",
     "chai": "^3.4.1",
     "chai-as-promised": "^5.1.0",