[engine]Animation : Sequence and frames API change the type to unsigned int. No reason why to keep signed integers here.
[engine]Fix crash when animation resource failed to load, and animation is ran by checking all values and vectors sizes in animations. Reproducible 100% in all systems.
[win]Compiled tutorials and library
Merge branch 'master' of https://github.com/DarthMike/indielib-crossplatform