Merged Symbol and SymbolPart.
Default EntityContainer now use a defaultTimeline instead of a timeline and the renderChild/updatechild are now method of the DefaultEntityContainer class instead of simple function.
GetConcatMatrix now return a copy of the matrix instead of a reference.
Default timeline now use a seter internaly instead of switching manually the current frame.
Set the textureID back to -1 when a texture is deleted.
Added a path attribute in TextureInfo.
Added a symbol component in MovieClipEntity.
Started the Grapefrukt xml importer function and added unload/register and load without path function in ResourceManager.
Created a SymbolComponent.