Texture: check glError
Fix crash that occurs when closing tabs
Update to latest assimp.net. Crashes on embedded textures and somehows textures are now scred up in the 3d view even though this should be totally unrelated.
Fix some build inconsistencies.
Fix splitter not restoring splitter pos properly.
Merge pull request #2 from acgessler/assimpnet_new

Assimpnet new