Merge git://repo.or.cz/git-gui

* git://repo.or.cz/git-gui: (27 commits)
  git-gui: Update German translation.
  git-gui: Do not munge conflict marker lines in a normal diff
  git-gui: Add a simple implementation of SSH_ASKPASS.
  git-gui: Add a dialog that shows the OpenSSH public key.
  git-gui: Mark-up strings in show_{other,unmerged}_diff() for localization
  git-gui: Show a round number of bytes of large untracked text files
  git-gui: Fix the blame viewer destroy handler.
  git-gui: Add a search command to the blame viewer.
  git-gui: Fix the blame window shape.
  git-gui: Fix switch statement in lib/merge.tcl
  git-gui: Fix fetching from remotes when adding them
  git-gui: Fix removing non-pushable remotes
  git-gui: Make input boxes in init/clone/open dialogs consistent
  git-gui: Avoid using the term URL when specifying repositories
  git-gui: gui.autoexplore makes explorer to pop up automatically after picking
  git-gui: Add Explore Working Copy to the Repository menu
  git-gui: Use git web--browser for web browsing
  git-gui: mkdir -p when initializing new remote repository
  git-gui: Add support for removing remotes
  git-gui: Add support for adding remotes
  ...

git-gui/lib/index.tcl

@@ -298,11 +298,18 @@ proc add_helper {txt paths} {
 	set after {}
 	foreach path $paths {
 		switch -glob -- [lindex $file_states($path) 0] {
+		_U -
+		U? {
+			if {$path eq $current_diff_path} {
+				unlock_index
+				merge_stage_workdir $path
+				return
+			}
+		}
 		_O -
 		?M -
 		?D -
-		?T -
-		U? {
+		?T {
 			lappend pathList $path
 			if {$path eq $current_diff_path} {
 				set after {reshow_diff;}