* add colour to buffers finder
* new display function for LSP workspace/doc symbols
* add more hl_groups and opts paramter
* use make_display() for man_pages finder.
* use make_display for registers finder and add color
* don't use quickfix make_entry() for builtin finder
* make_entry() for builtin finder
* remove debug output
* revert change to internal.builtin finder
* fix_spacing