fix for windows builds
pathgrid shortcutting extended
enable z-moving for flying/water combatants
remake of z-moving in combat for flying/swimming enemies
code refining + minor fixes
merge master
some checks reworked
warning fix, vars renaming
unblock vertical aiming for combatants
Removed quicksave/quickload message boxes, now that the same text is shown in the progress bar
Feature #1289: NPCs return to default position

Make stationary NPCs return to their previous position once combat/crime AI finishes.
Merge branch 'master' of https://github.com/OpenMW/openmw into return

Conflicts:
	apps/openmw/mwmechanics/aisequence.cpp
	apps/openmw/mwmechanics/aiwander.cpp
Merge remote-tracking branch 'mrcheko/master'
Don't allow setting a new return position if there already is one and we haven't reached it yet
Merge remote-tracking branch 'scrawl/return'
string fix