Merge branch 'gh/git-jump-pathname-with-sp'

"git jump" (in contrib/) fails to parse the diff header correctly
when a file has a space in its name, which has been corrected.

* gh/git-jump-pathname-with-sp:
  git-jump: make `diff` work with filenames containing spaces

contrib/git-jump/git-jump

@@ -44,7 +44,7 @@ open_editor() {
 mode_diff() {
 	git diff --no-prefix --relative "$@" |
 	perl -ne '
-	if (m{^\+\+\+ (.*)}) { $file = $1 eq "/dev/null" ? undef : $1; next }
+	if (m{^\+\+\+ (.*?)\t?$}) { $file = $1 eq "/dev/null" ? undef : $1; next }
 	defined($file) or next;
 	if (m/^@@ .*?\+(\d+)/) { $line = $1; next }
 	defined($line) or next;