Save 2 x 85ko

Don't launch an update request at the first launch, but wait for the second launch in order to have the right network-policy value. This fixes the 'I update even when you said no" bug.

live555: fix "unpause" and remove startseq, which is no longer needed because we don't do NPT calculations ourselves.

kate decoder plugin: track and use basic formatting: region size/position, text markup - in particular, this allows image based subtitles to be scaled and moved to where they are meant to be if the accompanying video was encoded at a resolution different from the source
Signed-off-by: Derk-Jan Hartman <hartman@videolan.org>

Should fix RTP generation and Icecast generation.

eyetv: Switch from Read to BlockRead, and use a more useful MTU when reading the data from the socket. These changes are based on the udp plugin. The EyeTV module works like a charm now. This fixes #770