Fixed message when a structure can't be built due to requirements, but a different building has been built already
Fixed: 0001854: Rewarding objects loose their state after game is reloaded (breaks savegames)
Merge pull request #33 from rhn/develop

Fixed wrong message when building a structure, Rewarding objects won't loose their state on reload
Merge branch 'develop' of https://github.com/vcmi/vcmi into develop