Add tooltip IDS_SYNCDIALOGRANDOMPOS_TT

Signed-off-by: Sup Yut Sum <ch3cooli@gmail.com>
Drop unused resource strings from TortoiseGitProc

Signed-off-by: Sup Yut Sum <ch3cooli@gmail.com>
Drop unused resource strings from TortoiseGitMerge

Signed-off-by: Sup Yut Sum <ch3cooli@gmail.com>