Various fixes in created SNG;
* SNG packing finished
Added showlights generation from note intersect from all arrangements
Fixed with package template load default tone not removed
Removed namespace definition in Xml Serialization (GameXblock and Showlights).
Replaced album art logic to generate dds files (replaced standlone converter for DevIL library)
Several fixes in aggregateGraph:
* Fixed album art name and path (making work again);
* Fixed game song (SNG) path in graph;
* Fixed soundbank path in graph
Fixed RouteMask (gameplay path) not selected;
Fixed tab index for arrangement form.
Fixed ArrangementType exclusive condition (Combo+Rhythm)
Fixed issue with Tunning Definition.
Fixed BlockAsset URN in manifest;
* Adjusted ArrangementType in manifest.
Regenerated default album arts with no mips.
Fixed issue with invalid arrangement
Removed comment in SNG writer, still now working.
Added alert for showlight file when it not found;
* Generate an empty showlight for the song if the _showlighs.xml file doesn't exists.
Vocal have no showlight, so skip the alert.
Fixed issue with selected gameplay path not saving
Skip generation SNG for vocal arrangement, it's not supported at this time
Disabling generation SNG for vocal arrangement
SNG Writer performance improvements, check if is console to log in console.
Remove vocals not works properly