Fixed issue #2172: Support num parameters of git blame -M and git blame -C

Signed-off-by: Martin Strauß <MStrauss@MuellerBBM-vas.de>
Signed-off-by: Sup Yut Sum <ch3cooli@gmail.com>
Added missing documentation for the TortoiseGitBlame settings page

(Fixes issue #2173)

Signed-off-by: Martin Strauß <MStrauss@MuellerBBM-vas.de>
Signed-off-by: Sup Yut Sum <ch3cooli@gmail.com>
Drop unused buffer

Signed-off-by: Sven Strickroth <email@cs-ware.de>
Optimize comment about discouraged branch names starting with a dash

Signed-off-by: Sven Strickroth <email@cs-ware.de>
Do not call IsBranchTagNameUnique with empty parameter

Signed-off-by: Sven Strickroth <email@cs-ware.de>
Merge branch 'blame-c'
Update Changelog.txt

Fixed by libgit2 update

(Fixes issue #2174)

Signed-off-by: Sup Yut Sum <ch3cooli@gmail.com>
Fix cannot set symlink to index

Before this fix, it could only unset symlink to index

Signed-off-by: Sup Yut Sum <ch3cooli@gmail.com>
Fixed issue #2168: Add to the "Clean up" dialog "Recursive" option for submodules

Current implementation of submodule files cleanup does not support the use of recycle bin

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

Conflicts:
	src/Changelog.txt