Added XSI to the list of supported apps
Added XSI to the list of supported apps

UVMaps are still missing, but everything else is functional

karl-/OD_CopyPasteExternal,karl-/OD_CopyPasteExternal,heimlich1024/OD_CopyPasteExternal,karl-/OD_CopyPasteExternal,karl-/OD_CopyPasteExternal,heimlich1024/OD_CopyPasteExternal,karl-/OD_CopyPasteExternal,heimlich1024/OD_CopyPasteExternal,heimlich1024/OD_CopyPasteExternal,heimlich1024/OD_CopyPasteExternal