Tell people when hooks are executed

vcsh

@@ -117,6 +117,7 @@ git_dir_exists() {
 hook() {
 	for hook in $VCSH_HOOK_D/$1* $VCSH_HOOK_D/$VCSH_REPO_NAME.$1*; do
 		[ -x "$hook" ] || continue
+		info "executing '$hook'"
 		"$hook"
 	done
 }