remove unused temp var when exiting gui
reduce indent after sys.exit call
reduce indent after sys.exit call in encode script too
optimize indent on the creedit card generator
reduce indent after sys.exit call in md5hash tool
reduce indent after sys.exit call in sha1hash tool
removed unused self arguments (with @staticmethod) and useless empty constructors
remove unused self arguments using @staticmethod and useless inits for evasion plugins