[gtksourceview] Release 3.17.5

[Paolo Borelli <pborelli src gnome org>]

commit a4b268f700b64d6da5f65ae68f7995ec55c07e68
Author: Paolo Borelli <pborelli gnome org>
Date:   Sun Aug 16 20:52:38 2015 +0200

    Release 3.17.5

 NEWS |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)
---
diff --git a/NEWS b/NEWS
index 89bd92e..17148bf 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,11 @@
+News in 3.17.5
+--------------
+* Support symbolic icons in the completion API
+* New lang or improved lang files: Rust, Meson, C, protobuf
+* Revamped build system (drop gnome-common dependency)
+* Misc bug fixes
+* Translation updates
+
 News in 3.17.4
 --------------
 * Add .rej files as another version of diff file