* git://git.kernel.org/pub/scm/gitk/gitk:
[PATCH] Provide configurable UI font for gitk
[PATCH] gitk: Use git wrapper to run git-ls-remote.
[PATCH] gitk: add key bindings for selecting first and last commit
gitk: Add a help menu item to display key bindings
[PATCH] gitk: allow goto heads
gitk: replace parent and children arrays with lists