Add a new rule git_rebase_no_changes.

README.md

@@ -175,6 +175,7 @@ using the matched rule and runs it. Rules enabled by default are as follows:
 * `git_pull_clone` – clones instead of pulling when the repo does not exist;
 * `git_push` – adds `--set-upstream origin $branch` to previous failed `git push`;
 * `git_push_pull` – runs `git pull` when `push` was rejected;
+* `git_rebase_no_changes` &ndash runs `git rebase --skip` instead of `git rebase --continue` when there are no changes;
 * `git_rm_recursive` – adds `-r` when you try to `rm` a directory;
 * `git_remote_seturl_add` – runs `git remote add` when `git remote set_url` on nonexistant remote;
 * `git_stash` – stashes you local modifications before rebasing or switching branch;