Changing Media Services commands and tests to use new management client.
Convertion OperationResponse back to boolean
Merge branch 'dev' of https://github.com/WindowsAzure/azure-sdk-tools into dev
Fixing Commands.csproj to be built released signed configuration
Removing unused subscription from ctor of MediaServicesClient.cs
Updated adal use so that multiple add-azureaccount calls show the login window
Initial version of token cache
Merge branch 'dev' into adal-token-cache
Merge branch 'dev' into adal-token-cache
Fixed round tripping of datetime, null strings
Merge pull request #1924 from gtrifonov/dev

Changing Media services to use new management libraries
Applying code review feedback
Using an explicit tokenizer for cache key, naieve approach had edge condition issues.
Merge pull request #1932 from christav/adal-token-cache

Adal token cache