Only add GRefPtr<GstToc> if we're on GStreamer 1.0
Turn off -Werror for QtWebKitBuild.

This fixes an issue where GStreamer 0.10 has warnings when compiling in C++11 mode.
Merge pull request #28 from cablelabs/ruih/fix-gstreamer-0.10-build

Fix gstreamer 0.10 build