Fix the disappearance of responding frame
Fix the bug that pended card will be used directly when click the target
Fix a display bug when a general has more than one skin
Fix the display of related skill lines when using skin
Fix #260: When user invokes Wendao with Hongfa pile expanded, heavenly army cards will still in hand
Move the definition of the structures in roomthread.cpp to structs.cpp (although they are server-side structs, we can easily find them if moving them)

Conflicts:
	src/server/serverplayer.cpp
Correct the names of left and right skill dock for we have swapped avatars' positions
微调ai