Add documentation by doxygen, optimized Filter in SearchRList
Merge pull request #29 from DustInMonteriggioni/Branch-chyb

Add documentation by doxygen, optimized Filter in SearchRList
Modify display()s, filter & sort tested
Merge remote-tracking branch 'origin/master'
The testing to data_center finished, hope so~
Merge pull request #30 from DustInMonteriggioni/Branch-chyb

The testing to data_center finished, hope so~
Modify BbkType.Sketch
Merge pull request #31 from DustInMonteriggioni/Branch-chyb

Modify BbkType.Sketch
Try to solve conflict