Make the allowed SSL Ciphers a protocol option for CurlFile.

Recent versions of libcurl disable the RC4-SHA cipher that is still used by some sites.
While certainly the right decision, it breaks (at least) the YouTube addon.

This patch allows addons to explicitly request disabled ciphers via a protocol option:
https://host/path|SSLCipherList=DEFAULT:RC4-SHA
Merge pull request #4489 from Orochimarufan/sslcipher

Make the allowed SSL Ciphers a protocol option for CurlFile.
Update XCode project for MP3Codec/libmad removal
Update MSVC project for MP3Codec/libmad removal
Update depends for MP3Codec/libmad removal
paplayer: Remove MP3Codec
dvdplayer: remove MP3Codec
Remove libmad
Update android packaging Makefile for MP3Codec/libmad removal
Cleanup .gitignore for MP3Codec/libmad removal
(squash into "Remove libmad") Remove libmad traces from DllPath headers
(squash into "Remove libmad") Cleanup configure.in