Forest NE: Finished putting trees where missing.
Added the last missing trees in the forest SW part.
Prevented some overlapping by moving the stats + textboxes a bot to the right.
Fixed incorrect-fsf-address rpmlint warning
Merge pull request #111 from Ablu/patch-1

Fixed incorrect-fsf-address rpmlint warning
Ported the engine to lua5.2.

+ Missed a few LUA_GLOBALSINDEX calls.
+ Made tablespaced files work again in lua 5.2
+ Made the editor work against lua 5.2
Support nil parameter when using adopt policy

Test if pointer is null and only release if that is the case.
This way nil can be passed from Lua to C++ as null when using the adopt policy
without crashing the application (by trying to access a member of a null pointer).
Changed many Allacrostian music to OGA ones.

Only the win battle music is left.
Actually added the new music files.
skeleton for WorldMap state
World Map Window skeleton
skeletons and drawing of quest window
sample world map
resized to smaller picture
viewing map, its off-center for now
state-specific updates
SetWorldMap bindings and its associated helpers
map now settable thru LUA bindings