Declare compatibility with Angular 1.4

Fix #85

Author: PowerKiKi

Diff for: bower.json

@@ -1,6 +1,5 @@
 {
   "name": "angular-ui-slider",
-  "version": "0.1.2",
   "description": "This directive allows you to add a slider to your form elements.",
   "author": "https://github.com/angular-ui/ui-slider/graphs/contributors",
   "license": "MIT",
@@ -18,7 +17,7 @@
     "package.json"
   ],
   "dependencies": {
-    "angular": ">=1.0.0 <1.4.0",
+    "angular": ">=1.0.0 <1.5.0",
     "jquery-ui": "~1.10.x",
     "jquery": ">= 1.9"
   }