* (bugfix) Fixed some issues with how default offsets are calculated, it fixed some problems where sprites would be in the wrong place in certain DMODs
- Added info to programmer_readme.txt about how to set the Windows version to build
git-svn-id: svn://rtsoft.com/rtsvn/projects/RTDink@1476 353e56fe-9613-0410-8469-b96ad8e6f29c