$http.get(...).error

i got this error from the angular-css.js
the style is correctly loaded

and i corrected by changing the line 447 from
```
$http.get(stylesheet.href).error(function (response) {
if(DEBUG) $log.error('AngularCSS: Incorrect path for ' + stylesheet.href);
})
```
to
```
$http.get(stylesheet.href).then(function (response) {
if(DEBUG) $log.error('AngularCSS: Incorrect path for ' + stylesheet.href);
})
```

Start in angular-css.js at line 447 and inspect the $http.get(stylesheet.href) handling described in the issue. Reproduce the reported error and verify that the fix preserves the stylesheet loading behavior and the DEBUG logging; done means the error no longer occurs for a correctly loaded style.

Written by the indexing model from the issue text.