(this is pointless)
- added separators between groups of menu items
- added icons for the Drawing -> Paint and for the Drawing - > Buffer
- added ability to add icons for the Tools
- added icons to the current tools (Dblsided Tool, Measurement Tool)
- added buttons in the toolbar for: Open Gerber, Open Excellon,
Open Gcode and Save Project As
- added button in Tools toolbar for Measurement tool
- added separators in the toolbar
- organized the toolbar buttons in multiple toolbars that can be disabled
with right click on the toolbar
- added names for the toolbars where they were not present