Add size, seeders, leechers for all providers

sickbeard/providers/alpharatio.py

sickbeard/providers/animenzb.py

sickbeard/providers/bitsoup.py

sickbeard/providers/bluetigers.py

sickbeard/providers/btdigg.py

sickbeard/providers/cpasbien.py

sickbeard/providers/extratorrent.py

sickbeard/providers/fnt.py

sickbeard/providers/frenchtorrentdb.py

sickbeard/providers/freshontv.py

sickbeard/providers/hdtorrents.py

sickbeard/providers/hounddawgs.py

sickbeard/providers/iptorrents.py

sickbeard/providers/kat.py

sickbeard/providers/libertalia.py

sickbeard/providers/morethantv.py

sickbeard/providers/nextgen.py

sickbeard/providers/scenetime.py

sickbeard/providers/speedcd.py

sickbeard/providers/strike.py