Revert "Fix WakeLockBlocker Tint and declaration of Activity"

This reverts commit 3df156c020c456c795c40db8027dcba50d4d3797.
Revert "Tint WakeLockBlocker and the Save Button Icon"

This reverts commit b0d6e353a0e55aea20680fcdbf90455bc13c343f.
Revert "Wakelock Blocker [2/2]"

This reverts commit 80eee279799b465e7817dd9104dd93cbb967a3ad.