Remove cd calls.

install.sh

@@ -13,8 +13,6 @@ install_files() {
 		echo "Source directory ${source_dir} does not exist, skipping."
 		return
 	fi
-	(
-		cd "${source_dir}"
 	for f in "${source_dir}"/*; do
 		case "$(basename "$f")" in
 		dotfiles)
@@ -45,7 +43,6 @@ install_files() {
 			;;
 		esac
 	done
-	)
 }
 
 ###