[livestream] Add an extractor for the original version of livestream (closes #1764)

The two versions use different systems.
[soundlcoud] Set the correct extension for the tracks (fixes #1766)

Some tracks are not in mp3 format, they can be wav files.
[youtube] Fix protocol-independent URLs (Fixes #1768)
Merge branch 'master' of github.com:rg3/youtube-dl
release 2013.11.15
Pass the 'download' argument to 'process_video_result' (fixes #1769)
[youtube:channel] Fix the extraction of autogenerated channels

The ajax pages are empty, now it looks directly in the channel's /videos page
[tvp] Update the title and the description of the test video
Improve the OpenGraph regex

* Do not accept '>' between the property and content attributes.
* Recognize the properties if the content attribute is before the property attribute using two regexes (fixes the extraction of the description for SlideshareIE).
Don't accept '>' inside the content attribute in OpenGraph regexes
[rtlnow] Remove the test for nitro

The videos expire.
[ted] simplify
[ted] Fix playlists (Fixes #1770)
release 2013.11.15.1
Add automatic generation of format note based on bitrate and codecs
[spiegel] Implement format selection
Fix indentation of (best) and (worst) in --list-formats
[dailymotion] Fix playlists
[bambuser] Do not test for MD5, seems to be flaky
[tvp] Skip tests