No need to check for nullptr on free

Signed-off-by: Sven Strickroth <email@cs-ware.de>
Signed-off-by: Sup Yut Sum <ch3cooli@gmail.com>
Fix broken build of DoctorDump.cpp in VS2012

Signed-off-by: Sup Yut Sum <ch3cooli@gmail.com>
Don't hard-code git hash size

Signed-off-by: Sven Strickroth <email@cs-ware.de>
Checkout add post action commit

Signed-off-by: Sup Yut Sum <ch3cooli@gmail.com>
Allow repairing from the control panel

Based on TortoiseSVN rev. 25940.

Signed-off-by: Sven Strickroth <email@cs-ware.de>
Try to fix issue #2248

Signed-off-by: Yue Lin Ho <b8732003@student.nsysu.edu.tw>