[tepl] NEWS file: start to write news for 3.1.1

[Sébastien Wilmet <swilmet src gnome org>]

commit 3bd91a6b7e715102f177df0cc54008f7ac05944f
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Sun Oct 15 17:27:38 2017 +0200

    NEWS file: start to write news for 3.1.1

 NEWS |   27 +++++++++++++++++++++++++++
 1 files changed, 27 insertions(+), 0 deletions(-)
---
diff --git a/NEWS b/NEWS
index af199a0..7dffd4e 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,30 @@
+News in 3.1.1, 2017-xx-yy (not yet released)
+-------------------------
+
+Framework:
+* Add more GAction's and corresponding AmtkActionInfo's:
+       * win.tepl-undo
+       * win.tepl-redo
+       * win.tepl-indent
+       * win.tepl-unindent
+       * win.tepl-open
+       * win.tepl-save
+       * win.tepl-save-as
+       * app.tepl-new-window
+* Add TeplApplicationWindow:handle-title boolean property to handle the window
+  title.
+* Add more vfuncs to TeplAbstractFactory: create_file and create_main_window.
+* Add basic functions to open a GFile.
+* Add functions related to main windows:
+       * tepl_application_get_active_main_window()
+       * tepl_application_window_is_main_window()
+       * tepl_application_window_get_window_group()
+* TeplApplication: add options to handle the GApplication::activate and
+  GApplication::open signals.
+
+Misc:
+* Translation updates.
+
 News in 3.0.0, 2017-09-09
 -------------------------