this also prepares a mainwindow object and includes some clean-up

It isn't use anywhere else.

Currently channels cannot be remapped and samples format must be S16N.

This plugin had become useless since the removal of the OMAP
framebuffer video output.

Sure, this will be unpopular, and this will likely kill you kittens, but
maintaining 2 http interface is stupid and counter-productive.
Let's hope luahttp will finally get fixed.

Its only supported codec (of sorts) cannot occur anymore, as the fake
access_demux was superseded by the image demux.

It is not used anywhere (it was meant for use with Corba).
We have better ways to take snapshots nowadays.

Contains no translatable string

Lua is an important part of VLC and abusing misc has gone a bit too far...

They contain no translatable string