gcc: fix pr target 58595

http://gcc.gnu.org/ml/gcc-patches/2014-03/msg00209.html
gmp: bump to version 6.0.0a
qt5webkit: bump version

6472bbb [Qt][WK1] Restore persistent cookie storage support
rpi: sync gstreamer plugins for webkitgtk defconfig
buildroot: adding gssdp and gupnp package
gupnp-av: initial package
gupnp: cleaning up package
gssdp: cleaning up package
qt5webkit: enable web audio if gstreamer is available
gmrender: bump to latest version
qt5webkit: Network Discovery dependencies

We are going to depend on the gupnp and avahi libraries to detect
services on the local network.
gupnp: add service-proxy-raw-notify patch

Needed for QtWebKit's NSD backend
Merge pull request #28 from Metrological/nsd

Nsd
qt5webkit: select packages for nsd
qt5webkit: cleaning up package
dawn: minimize qt5webkit defconfig
gupnp: make document readable
qt5base: make accessibility configurable
rpi: adding qt5webkit minimal defconfig
busybox: add support in mdev for network devices