Moved Texture to core, migrated texture creation to TextureManager.
Moved TextureDescription to core.
Removed deprecated TextureCodebookWindow.
Migrated fallback texture to TextureManager.
Added uncaught general exception throw in ResourceManager.callable which
results in silent failures.
Migrated solidColor from Texture to TextureManager, removed TR
requirement and delegated as implicit.
Added exception checking in HUDSystem's timerTask.
Added null-checking to SpacePartitioningGrid.