Allow the entry of the country dial code to also pre-select/filter
the list of options. Useful for countries way down the list, or
countries that tend to be spelled in widely different ways.
Closes#662
1) Supporting `remoteRegistrationId` on sending messages. Now showing
warning before sending the message if key conflict exists. Fixes#574
2) Upgrading dependencies: adapting to new libPhoneNumber API.
3) Fixes race condition in database code.
4) Fixing ordering bug. Hopefully once and for good.
- Fixed a crash where an offset wrapped around when deleting the opening bracket
- Backspacing now skips over formatting characters
- Cursor position is maintained more accurately when reformatting
- Added a few utility methods
- Also fixed a test not having "test" as a prefix, causing it not to run
//FREEBIE
