added and modified chat messages about race progress
put triggers into a struct
Merge branch 'dd_cb_triggertiles' into dd_fb_race

Conflicts:
	src/game/collision.cpp
	src/game/collision.h
	src/game/gamecore.cpp
	src/game/gamecore.h
	src/game/server/entities/character.cpp
	src/game/server/entities/character.h