reduce locking on folder children
removed dotnetzip
save to xml before db
Merge branch 'master' of https://github.com/MediaBrowser/MediaBrowser
prevent direct repo access
ease up on artist task concurrency
removed locking from resolve args
Merge branch 'master' of https://github.com/MediaBrowser/MediaBrowser
reduce dictionary creation in xml savers
updated ffmpeg url
fix children null reference
Merge branch 'master' of https://github.com/MediaBrowser/MediaBrowser