clean-up Transcoder. Move common elements together.
add force option for SickRage
only force for manual
fix non-defined variable
Fix subtitle codec check. Fixes #473
Fix error log.
add Transcode options to all scripts. Add more logging for manual. #474
exit success if all files processed. Fixes https://github.com/RuudBurger/CouchPotatoServer/issues/3611
remove print. Fixes #477
Make log dir before creating pid. Fixes #482
Don't crash if pid creation fails. Fixes #482
added global nice and ionice for external processes. Fixes #479