Tidy: Headers, commentaries, etc.

org-ql.el

@@ -9,9 +9,25 @@
 ;;; Commentary:
 
 ;; `org-ql' is a lispy query language for Org files.  It allows you to
-;; find Org entries matching certain criteria and perform actions on
-;; them, such as collecting their parsed representation with
-;; `org-element' (the default action).
+;; find Org entries matching certain criteria and return a list of
+;; them or perform actions on them.  Commands are also provided which
+;; display a buffer with matching results, similar to an Org Agenda
+;; buffer.
+
+;;; License:
+
+;; This program is free software; you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
+
+;; This program is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 ;;; Code: