Linux fixes:
-Copy PropertyChanged.Fody.dll to Tools/Fody in MediaBrowser.Model.csproj
-Check if root for WebSocketServer.FlashAccessPolicyEnabled (port < 1024)
-Check resolution value !=0 before SetResolution
-Catch _userManager.RefreshUsersMetadata exception when running MB3 for the first time
-Fix _appHost.Init() missing argument
-FFmpeg: set default and execute permission(766) to ffmpeg and ffprobe
-FFmpeg: Detect the OS type and download the correct version 
-Rename MediaBrowser.WebDashboard/dashboard-ui/scripts/Itemdetailpage.js to itemdetailpage.js
-Replaced Mono.Data.SQLite by System.Data.SQLite(ManagedOnly)
-Added System.Data.SQLite and Sqlite3 into ThirdParty
-Depending of the OS, System.Data.SQLite will look for:
  sqlite3.dll in Windows(Provided with the project)
  libsqlite3.so.0 in Linux(Need to be installed. ie yum install sqlite.i686)
  libsqlite3.dylib in MacOS X(!?)
  (See http://www.mono-project.com/Interop_with_Native_Libraries for more info)
Add Mono conditon in Server.Implementations for Mono System.Data.SQLite version
Merge pull request #652 from abeloin/master

Linux fixes