fix common.tracing.test project loading failure caused by recent Diagnostics package version change
Merge pull request #443 from yugangw-msft/UpdateTracingPackage

Issues 440: fix common.tracing.test project loading failure caused by recent Diagnos...
Updated for latest Express Route hydra specs.
Remove reference to older assembly
Merge pull request #445 from nupurkot/dev

Updated for latest Express Route hydra specs.
Incremented nuget pkg version
Merge pull request #447 from nupurkot/dev

Incremented nuget pkg version
Merge pull request #446 from WindowsAzure/dev

Merge dev into master