Bug/mobile performance

* Remove unnecessary files (deviceisready is inside init.js)
* Fixes compatible versions of angular dependences.
* Fix angular issues
* Fix url handler for bitcoin:
* Don't use iCloud to backup webapplication data
* Remove autofocus from send and join inputs
* Important fix of layout on Safari
* Fix mobile scanner to use paypro (fixes #1656)
* New session expired layout (not in mobile)