Update/delete things

ppa

@@ -145,6 +145,12 @@ build_changed_deps() {
     build_deps $(git diff-tree --no-commit-id --name-status -r "$commit" | grep -v ^D | grep PKGBUILD$ | sed -e 's@/PKGBUILD$@@' -e 's@.*/@@' | tr '\n' ' ')
 }
 
+echo_changed() {
+    commit="$1"
+    [ "$commit" == "" ] && commit=HEAD
+    git diff-tree --no-commit-id --name-status -r "$commit" | grep -v ^D | grep PKGBUILD$ | sed -e 's@/PKGBUILD$@@' -e 's@.*/@@' | tr '\n' ' '
+}
+
 reinstall() {
     paclist $repo_name | cut -d' ' -f1 | xargs sudo pacman -S --noconfirm
 }