functional test for forced leave after combat.
functional test for MAKE TEMP.
error handling for Lua function building.create().
reduce some errors to warnings.
initialize race.battle_flags correctly (when not created through XML).
re-initialize processor in case config has changed.
handle missing translation of combat status, with error message.
At this time, only E2 is working.
Fixing a lot of old code (monster is no longer id 0).
package.paths configured from eressea.ini
install directory configured from eressea.ini
moving building_action into a seaprate module (it's deprecated)