Big Update for Touchscreen Users — Digital TableTops VTT Steam update #1569733

This update mostly deals with the touch aspect of the program. My hardware sales have really been taking off lately and I wanted to make sure I staying on top of that aspect of the software. Non-touch notes: - Fixed minor bug where maps with the grid size in pixel units within the filename would sometimes scale improperly during initial import - Fixed rendering order. It now goes: drawn shapes, tiles, light/door icons, tiles, tokens. I do not want to make the layers customizable as it would clutter the UI too much - Snap2Grid now uses half grid units instead of a full grid (this actually improves correlating touches to tokens more than you might think) Touch notes: - Added a 9-point calibration screen (VERY useful) - New collision logic to prevent overlapping - Improved the logic for assigning tokens to touch points Speaking of touch, I also released a new piece of software. It basically...