Make Sickbeard to use german tvdb as default, added nzbserien and nzbindex to providers

Should now be fully able to only search for german releases... ONLY use
nzbserien and nzbindex as providers !
changed update url to my repo
added hdtvrip to SDTV if no 720p Tag is given
Use Scene Exceptions from my repo
fixed icons for nzbserien & nzbindex
make nzbserien & nzbindex active by default
changed cat id for newznab to match kere
Fix the XBMC notifier to use the correct flag so that the Plex notifer isn't used unnecessarily
Add maxage support to the NZBMatrix provider
merge sickbeard master chnges
Merged latest SB commits
quality enchantments

seperator can be anythin (not just .) readded hdtvrip
added webhd to HDWEBDL
sb changes from master
fixed missing merge
fix 2
a
merging changes from master
fixed gitignore
added btn provider