CVS commit by mornfall: Userfriendly filter names in dynamic filter system. Yay! Still need to add flags like "IsHidden" or "IsSystem", so things like ExistFilter go away ;).
M +3 -3 depgroupers.h 1.13 M +9 -7 filters.h 1.13 M +2 -1 grouper.cpp 1.29 M +7 -7 grouper.h 1.24
