Bump version 1.4.0
Clear listeners after stop
Upgrade build tools
Remove continuous annoying letters
Merge branch 'maintenance'
Bump version to 1.4.1
Set option on by default
Handling NumberFormatException
Bump version to 1.4.2
Revert "Transparent nav bar"

This reverts commit 751e3bb99da0b89eb8ea47f409139ebdd2db1577.
Pantech phones are crashing with transparent nav bar.
Bump version to 1.4.3