Added item identity providers and converters
Updating tvdb providers to use item identities
Sort identities by provider order
updated mono build
handle empty fields result
Merge pull request #814 from lalmanzar/master

handle empty fields result
implemented SRT Parser
implemented SSA Parser
escape regex strings
Merge pull request #815 from lalmanzar/master

Implement parsers
stub out subtitle writer
web client backdrops
add VTT writer implementation
Merge pull request #816 from lalmanzar/master

add VTT writer implementation
update subtitle interface
updated nuget
Merge pull request #3 from MediaBrowser/master

Sync with Master
PS3 DLNA fix
Merge pull request #817 from 7illusions/master

PS3 Dlna fix
Add remote control chapter menu