- Some fixing and adding position in overhead map to be in center of big map.
Details:
- Calculate overhead map cords from your current position on big maps.
- Fix incorrect placing room numbers in maps with cliffs.
- Fix CTD during deletion of sector items using CTRL+D or CTRL+Del.
- Remove light, door and item cursor and item tiles after coping building.
git-svn-id: https://ja2svn.mooo.com/source/ja2/trunk/GameSource/ja2_v1.13/Build@6888 3b4a5df2-a311-0410-b5c6-a8a6f20db521