GameApi-Builder v28 finishing touches

After significant bug fixing activity, it's time to create major launch event for gameapi-builder:

 1) we fixed tons of minor issues in the tools. including

     a) crashes, especially things like gpu 100% problems causing kernel to kill our software
     b) progress bar flickering issues
     c) windows path problems/spaces in the paths/executable locations etc
     d) remdering issues, gltf standard rendering improvements
     e) new features, including decimate
     f) deploy problems/problems in windows std::ios::binary usage
     g) zip file usage is more consistent
     h) drag and drop support / no longer needs to type urls manually
     i) builder works (thanks to drag&drop) in local machine without net connections/web server access
     j) and the release has been verified to work in all supported platforms

 2) Thanks for all the users for submitting bug reports and finding improvements