[gnome-continuous] Use the correct branch for librest

[Emmanuele Bassi <ebassi src gnome org>]

commit 42f1d518223b0a4c330f6c40b7c7861735459780
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Fri Jul 15 14:03:10 2016 +0100

    Use the correct branch for librest
    
    The master branch has bumped the API and it's in heavy refactoring;
    while we wait for everything to stabilise, use the librest-0-7 branch
    for building components depending on this library.

 manifest.json |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/manifest.json b/manifest.json
index 45a60c9..69f55f9 100644
--- a/manifest.json
+++ b/manifest.json
@@ -809,7 +809,8 @@
                 {"src": "fd:exempi",
                 "patches": ["exempi-autogen.patch"]},
 
-               {"src": "gnome:librest"},
+               {"src": "gnome:librest",
+                 "branch": "librest-0-7"},
 
                {"src": "fd-telepathy:telepathy-glib",
                 "config-opts": ["--enable-vala-bindings",