[gnome-video-arcade] Update NEWS and README for 0.8.8 release.

[Matthew Barnes <mbarnes src gnome org>]

commit 438e659ce98c5b05d87aae1a3f5d52a95958c473
Author: Matthew Barnes <mbarnes fedoraproject org>
Date:   Mon Oct 30 19:37:33 2017 -0400

    Update NEWS and README for 0.8.8 release.

 NEWS   |   12 ++++++++++++
 README |    4 ++--
 2 files changed, 14 insertions(+), 2 deletions(-)
---
diff --git a/NEWS b/NEWS
index 68eb8a6..b21719d 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,15 @@
+GNOME Video Arcade 0.8.8
+========================
+
+        Released October 30, 2017
+
+        What's New
+        ----------
+        * Adapting again to MAME's ever-changing XML schema.
+          MAME 0.191 exceeded GVA's internal XML element depth limit,
+          which caused the program to abort during database construction.
+
+
 GNOME Video Arcade 0.8.7
 ========================
 
diff --git a/README b/README
index 028c811..9a40f71 100644
--- a/README
+++ b/README
@@ -106,11 +106,11 @@ including GNOME Video Arcade.  This section supplements the INSTALL
 file with information specific to GNOME Video Arcade.
 
 These instructions are written specifically for GNOME Video Arcade
-version 0.8.7 and may change in forthcoming releases.
+version 0.8.8 and may change in forthcoming releases.
 
 The standard installation procedure looks like this:
 
-   $ cd /path/to/gnome-video-arcade-0.8.7
+   $ cd /path/to/gnome-video-arcade-0.8.8
    $ ./configure
    $ make
    $ su -c "make install"