[ekiga/opal_roster] Fixed the gstreamer plugin compilation with GSettings

[Julien Puydt <jpuydt src gnome org>]

commit 7fbda0952cd4943826a1a7d6b27fc9408966d763
Author: Julien Puydt <jpuydt free fr>
Date:   Fri Oct 25 14:25:29 2013 +0200

    Fixed the gstreamer plugin compilation with GSettings

 plugins/gstreamer/Makefile.am |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/plugins/gstreamer/Makefile.am b/plugins/gstreamer/Makefile.am
index 7dd5ec1..04cf565 100644
--- a/plugins/gstreamer/Makefile.am
+++ b/plugins/gstreamer/Makefile.am
@@ -2,6 +2,7 @@ plugin_LTLIBRARIES = libgmgstreamer.la
 
 AM_CXXFLAGS = \
        $(BOOST_CPPFLAGS) $(GSTREAMER_CFLAGS) $(PTLIB_CFLAGS) \
+       -I$(top_srcdir)/lib \
        -I$(top_srcdir)/lib/gmconf \
        -I$(top_srcdir)/lib/engine/framework \
        -I$(top_srcdir)/lib/engine/notification \