Only receive clipboard offers when pasting instead of storing the data
indefinitely.
This is also more performant by default as it is not doing unnecessary
work.
Includes in the rofi code base are a complete mess; there are many
needless includes and many files rely on transitive includes.
I used include-what-you-use tool to find them. There are much more,
I cherry picked only suggestions relevant to the goal - allow building
rofi without XCB dependencies.
This doesn't break X11 support and it can be upstreamed (after rebasing
and removing changes in wayland-stuff).
