Lua source code can be compiled into binary files to speedup loading using the luac command line utility. VLC will first try loading the .luac module and fallback to .lua if it fails.
(And factorize code)

This reverts commit 2e028db6.
This violates segmentation when exiting Qt4 with the error dialog.

VLC_CODEC_FL32/64 are mapped on the native type as before.

It will allow to merge a few raw video demuxers.

They will allow to minimize the number of events sent.

This reverts commit b48252ea.

now services discovery root nodes can be found from lua

Reverts part of 7db94f4d and rewrite the code.

variables: print an error message when a variable is created without a type (often a typo like the previous commit).

Currently, input objects of VoD media instances are children of the
libvlc object; this patch makes them children of the VoD server object
instead. This will provide simpler and cleaner communication means.

This will allow successful matches between the luaSD title and the
real SD psz_name

If this configuration value does not exist, fallback on the
module name. This is the current behaviour.

We only link it once, so this is more efficient. This allows the build
-time linker to remove unused functions and the export table.

We could probably do the same with a few other libraries.

An obsolete item is one that is not used anymore.
Aliases are used when the name of an item changes.

For some reason, this also fixes a memory leak.
Regression from [5768f298].