* (Add) Tool - Calculator: Convert millimeters to pixels
* (Add) Tool - Calculator: Find the optimal "Ligth-Off Delay"
* (Add) Internal abstraction of display size to all file formats
* (Add) Default demo file that loads on startup when no file is specified (this can be disable/enabled on settings)
* (Improvement) When unable to convert a format from SL1 to other, advice users to check used printer on PrusaSlicer
* (Improvement) Information on "Install profiles on PrusaSlicer" (#60)
* (Fix) LGS: Change resolution tool was defining wrong Y