Azote 1.7.3

New:

• Screen color picker: grabs the dominant colour of a selected screen area.

Dependencies:

• wmctrl dependency removed;
• grim, slurp - optional dependency added: for screen color picker on Sway;
• maim - optional dependency added: for screen color picker on X11; (it'll also install slop, necessary as well).

Bug fixes:

• prevent program from crashing in case Sway not installed;
• prevent program from crashing in case wallpaper folder manually removed;
• fix for context menu not being shown if jpg or jpeg file association not detected;
• icon_flip.svg converted from font to shape;
• hardcoded 'Copy as' string replaced with the dictionary value.