Add select all to action bar when a recipient has been selected.
Create setStatus helper function.
Merge branch 'develop' into feature-select_all_recipients
Reset load message when all numbers deleted.
Revert to last status message if undo is pressed.
Add undo strings to strings.xml
Update undo box look and feel and allow message to be passed.
Enabled undo for number editing.
Merge branch 'feature-select_all_recipients' into develop
Merge branch 'feature-recipients_undo' into develop
Update gitignore and check-in appropriate files.
Ensure all numbers in the list are selected when select all is pressed.
Receivers now registered in onResume and unregistered in onDestroy.
Ensure progress bar is correct when fragment is resumed.
Centralise progress bar update speed.
Prevent NullPointException when cleaning up.
Remove unused code and handle unregister receiver errors.
Remove unecessary log calls.
Remove further unecessary log calls.
Ensure notification progress bar is updated correctly.