Started implementing alert dialog.
Some work on alert dialog feature.
Merge branch 'master' of https://github.com/OnsenUI/OnsenUI into feature-alert-dialog
Added animation for alert dialog.
Added alert(), confirm() and prompt() functions.
Merge branch 'master' of https://github.com/OnsenUI/OnsenUI into test
Added back button handler, animation registration.
Fixed "disabled" attribute. Cleanup.
Moved input for prompt() function
Added alert dialog animations for Android and iOS. Fixed bug where mask
wasn't removed in iOS.
Show Android style alert dialogs on Android devices.
Show alert dialog buttons side by side when there are two buttons.
Use DoorLock for alert dialog. Added Japanese translations. Updated
Changelog. Cleanup and style.
Removed unused template from cache.
Merge pull request #281 from argelius/feature-alert-dialog-2

Alert dialog