Application theme applier

The application theme applier watches for the app theme to change, then reacts by changing the application theme at the body level. This component only needs to be used once in each application.

HTML

<div ng-controller="appThemeExampleController">
    <div inv-app-theme app-id='appId'></div>
    <div class="c-button c-button--link u-ph+ u-mv" ng-click="appId = 'care';">Care</div>
    <div class="c-button c-button--link u-ph+ u-mv" ng-click="appId = 'configuration';">Configuration</div>
    <div class="c-button c-button--link u-ph+ u-mv" ng-click="appId = 'reporting';">Reporting</div>
    <div class="c-button c-button--link u-ph+ u-mv" ng-click="appId = 'security';">Security</div>
    <div class="c-button c-button--link u-ph+ u-mv" ng-click="appId = 'studio';">Studio</div>
    <div class="c-button c-button--link u-ph+ u-mv" ng-click="appId = 'workbench';">Workbench</div>
</div>