[pitivi] bin: Force building GStreamer master

[Thibault Saunier <tsaunier src gnome org>]

commit 4d282ecc75cf189e08bb20c6cce1379ade0e7823
Author: Thibault Saunier <tsaunier gnome org>
Date:   Mon Feb 15 20:16:03 2016 +0100

    bin: Force building GStreamer master

 bin/pitivi-git-environment.sh |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/bin/pitivi-git-environment.sh b/bin/pitivi-git-environment.sh
index 7904e1c..1df809c 100755
--- a/bin/pitivi-git-environment.sh
+++ b/bin/pitivi-git-environment.sh
@@ -15,7 +15,7 @@ MYPITIVI=${MYPITIVI:-$HOME/pitivi-git}
 # Change DEFAULT_GST_VERSION to a number greater than the last known release
 # if you prefer to work with the "master" branch of everything.
 # In that case, the script will automatically "pull --rebase" modules.
-DEFAULT_GST_VERSION="1.7.1"
+DEFAULT_GST_VERSION="1.8.0"
 
 GST_RELEASE_TAG=${GST_RELEASE_TAG:-$DEFAULT_GST_VERSION}
 GST_MIN_VERSION=${GST_MIN_VERSION:-$DEFAULT_GST_VERSION}