- in Document object fixed the issue with not setting selection color when in a dark theme (essentially got rid of using QPalette)
- in dark theme stylesheet changed the indent of the QCheckBox (and in Radio buttons too)
- updated the FClabel widget with some more properties
- updated the hack to make sure that the Editor sub-tools do not lose the stylesheet of the background
- updated the disabled project item color default value for the dark theme
- darkened the text color for the dark theme in order to make it easier on the eyes
- in Distance Plugin, when using the big cursor, the cursor colors are fixed to work for the dark mode too
