again)
ts: use one stream_id for mpeg video (and one for mpeg audio).

* modules/stream_out/transcode.c: don't crash when the user specifies a acodec/vcodec with more the 4 characters in length.
* modules/gui/wxwindows/streamout.cpp: grrr, thought I add committed this stuff.

* SetToolTips

 demuxer using es_out_* ie everyone but TS and PS).

 implemented.

* mozilla/Makefile.am: don't forget mozilla/npvlc_rc.rc in make dist.

  * ChangeLog: updated changelog.

* po/*: update for 0.7.0-test1.

* modules/stream_out/display.c: fixed timestamp generation.

* modules/codec/ffmpeg/chroma.c: oops.

* modules/codec/ffmpeg/*: fixed small memleak in chroma plugin.
   Added back missing bitrate setting for video encoding.

* modules/access/v4l/v4l.c: fixed small mem leak.

* src/input/input.c: fixed a whole load of mem leaks when the input is closed before the initialisation is complete (inexistant input, etc...).

* Added a randomize playlist function

* ALL: fixed memory leaks.
* modules/demux/mp4/libmp4.c: fixed parsing of the "wave" tag (I'm sure there's a better fix but this one works).
* modules/demux/ogg.c: another seeking fix (We also need to flush the per stream buffer with ogg_stream_reset()).

  - Many of the error streams were identical. This isn't helping debugging.

- Fixed a p_playlist refcount problem
- Clearing VLC playlist and Playlist widget.

- Fix segfault when adding one file to the playlist widget from the fileview widget.
- Cleanup of code.

  demux filters leak (particularly harmful on the Dreambox) ; correctly
  handle PAT and PMT changes.