[gitg] (4 commits) Non-fast-forward update to branch xiaoguang/split-view

[Alberto Fanjul <albfan src gnome org>]

The branch 'xiaoguang/split-view' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  5d2a77b... diff-view: Add split view function
  0a6b415... change button for view to radio button
  6118fce... Hide split view when does not makes sense

Commits added to the branch:

  c3cd737... flatpak: Use python3 on post install (*)
  cb85b58... diff-view: Add split view function
  c5c06d6... change button for view to radio button
  a253d95... Hide split view when does not makes sense

(*) This commit already existed in another branch; no separate mail sent