Merge pull request #3052 from DariusPHP/master

#git plugin git diff-tree --name-only added

plugins/git/git.plugin.zsh

@@ -7,6 +7,8 @@ alias gd='git diff'
 compdef _git gd=git-diff
 alias gdc='git diff --cached'
 compdef _git gdc=git-diff
+alias gdt='git diff-tree --no-commit-id --name-only -r'
+compdef _git gdc=git diff-tree --no-commit-id --name-only -r
 alias gl='git pull'
 compdef _git gl=git-pull
 alias gup='git pull --rebase'