gitk: Allow the user to set some colors

This makes the colors for the diff old/new lines and hunk headers
configurable, as well as the background and foreground (text color)
of the various panes.  There is now a GUI in the edit->preferences
window to set them.

Signed-off-by: Paul Mackerras <paulus@samba.org>
1 file changed
tree: 2086210130cd50831bbf5d046c860579c46a35ee
  1. gitk