VERSION: Increment to 11.28
CODE: Fix a number of warnings
CHANGE: Reduce path explorer time lmits (TurfIt)
FIX: Loading screen bar overflow (TurfIt, from Standard)
Merge branch '11.x' into 12.x

Conflicts:
	simversion.h
Merge branch '12.x' into devel-new
Merge branch 'devel-new' into 112.5-merge

Conflicts:
	bauer/fabrikbauer.cc
	simloadingscreen.cc
	simwerkz.cc
	simworld.cc