[gtksourceview] Improve intro paragraph

[Sébastien Wilmet <swilmet src gnome org>]

commit 0cf3529443334ed58dd200e0ddb5786ed510ddf9
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Thu Sep 14 14:55:04 2017 +0200

    Improve intro paragraph
    
    And have the same intro paragraph everywhere.

 README                      |   14 +++++++-------
 docs/reference/intro.xml.in |    9 +++++----
 gtksourceview.doap          |   11 +++++------
 3 files changed, 17 insertions(+), 17 deletions(-)
---
diff --git a/README b/README
index 38d3125..f8df035 100644
--- a/README
+++ b/README
@@ -3,14 +3,14 @@ GtkSourceView
 
 This is version 3.99.6 of GtkSourceView.
 
-GtkSourceView is a text widget that extends the standard GTK+ text widget
-GtkTextView.
-
-It improves GtkTextView by implementing syntax highlighting and other
-features typical of a source code editor.
+GtkSourceView is a GNOME library that extends GtkTextView, the standard GTK+
+widget for multiline text editing. GtkSourceView adds support for syntax
+highlighting, undo/redo, file loading and saving, search and replace, a
+completion system, printing, displaying line numbers, and other features
+typical of a source code editor.
 
 The GtkSourceView library is free software and is released under the terms of
-the GNU Lesser General Public License.
+the GNU Lesser General Public License, see the 'COPYING' file for more details.
 
 The official web site is:
 
@@ -80,4 +80,4 @@ and include:
 How to contribute
 -----------------
 
-See the file 'HACKING'.
+See the 'HACKING' file.
diff --git a/docs/reference/intro.xml.in b/docs/reference/intro.xml.in
index 830fe99..e861a0d 100644
--- a/docs/reference/intro.xml.in
+++ b/docs/reference/intro.xml.in
@@ -11,10 +11,11 @@
   <title>Introduction</title>
 
   <para>
-    GtkSourceView is a portable C library that extends the standard GTK+
-    framework for multiline text editing with support for configurable syntax
-    highlighting, unlimited undo/redo, search and replace, a completion
-    framework, printing and other features typical of a source code editor.
+    GtkSourceView is a <ulink url="https://www.gnome.org/";>GNOME</ulink> library
+    that extends GtkTextView, the standard GTK+ widget for multiline text
+    editing. GtkSourceView adds support for syntax highlighting, undo/redo, file
+    loading and saving, search and replace, a completion system, printing,
+    displaying line numbers, and other features typical of a source code editor.
   </para>
 
   <para>
diff --git a/gtksourceview.doap b/gtksourceview.doap
index 4c74406..310ccb1 100644
--- a/gtksourceview.doap
+++ b/gtksourceview.doap
@@ -6,12 +6,11 @@
          xmlns="http://usefulinc.com/ns/doap#";>
   <name xml:lang="en">gtksourceview</name>
   <shortdesc xml:lang="en">Source code editing widget</shortdesc>
-  <description>GtkSourceView is a portable library that extends
-GtkTextView, the standard GTK+ framework for multiline text editing.
-GtkSourceView adds support for configurable syntax highlighting,
-unlimited undo/redo, search and replace, a completion framework,
-printing, file loading and saving, and other features typical of a
-source code editor.</description>
+  <description>GtkSourceView is a GNOME library that extends GtkTextView, the
+standard GTK+ widget for multiline text editing. GtkSourceView adds support for
+syntax highlighting, undo/redo, file loading and saving, search and replace, a
+completion system, printing, displaying line numbers, and other features
+typical of a source code editor.</description>
 
   <homepage rdf:resource="https://wiki.gnome.org/Projects/GtkSourceView"; />
   <mailing-list rdf:resource="https://mail.gnome.org/mailman/listinfo/gnome-devtools"; />