Send mouse up/down events only to GUI or Tiles, but not to both.
Fixes #59
Merge pull request #70 from hellium/issue59

Send mouse up/down events only to GUI or Tiles, but not to both. Fixes #59
merging
weird gcc compatibility fixes
Load tilemap from oc3save now work.
Merge branch 'master' of https://github.com/gecube/opencaesar3 into vs2008-added.
stricmp/strcasecmp os depend add.

Conflicts:
	oc3_screen_game.cpp : resolved