rosdump: Easier to navigate commit messages

rosdump/application.yml

@@ -23,7 +23,7 @@ data:
     done
     if [[ `git status --porcelain` ]]; then  
       echo "Attempting Git check in"
-      git commit -m "Update $(git ls-files -m) file(s)"
+      git commit -m "$(git diff --cached --shortstat)"
       git push
     else
       echo "No changes to commit"