Patch 1.1.0.4 - Quick fixes

[list] [*]Add in-game version checking system. Player will receive notification on start about new game version [*]Contracts. Improved contracts generation stability [*]Fixed loading tanks design parts in Design/Engineering/Production/Warehouse when player switch tanks quickly [*]Fixed loading saves after game stopped or reloaded [*]Fixed incorrect loading view behavior. Player could load non existing save [*]Fixed. Corrupted contracts with negative tanks quantity [*]Fixed. Financial reports system raises exceptions randomly in the end of game month [/list]