Distant Worlds v. 1.0.3 Update

This patch updates Distant Worlds to version 1.0.3, and corrects the majority of the critical stability and gameplay issues found at release.
- Extensive memory usage optimization. Large games now consume much less memory which should resolve the crashes related to Out of Memory and crashes during save/load. - Added an AutoSave feature with a variable save interval between 10 and 60 minut