Enhanced documentation

Signed-off-by: Sven Strickroth <sstrickroth@trg-oha.de>
Added some more try-catch clauses

Signed-off-by: Sven Strickroth <sstrickroth@trg-oha.de>
Document "delete remote tags" dialog

Signed-off-by: Sven Strickroth <sstrickroth@trg-oha.de>
LogList Search Dialog: Do not double sort refs

Dues to double sorting the logical order is destroyed.

Signed-off-by: Sven Strickroth <sstrickroth@trg-oha.de>