Added commandlets for ExpressRoute
Merge branch 'release-0.7.3' of https://github.com/WindowsAzure/azure-sdk-tools.git into release-0.7.3

Conflicts:
	WindowsAzurePowershell/src/Commands.Utilities/Properties/Resources.resx
Added ReleaseSigned config to ExpressRoute project.
Minor fixes.
Merge branch 'release-0.7.3' of https://github.com/WindowsAzure/azure-sdk-tools.git into release-0.7.3

Conflicts:
	WindowsAzurePowershell/src/Commands.Utilities/packages.config
generated new azurecmdfiles.wxi
Removed unnecessary packages, added Passthru parameter, fixed AssemblyInfo.cs, and other fixes
Moved ExpressRoute UTs to Commands.Test and deleted ExpressRoute.Test . Also fixed a couple using stmts.
Merge branch 'release-0.7.3' of https://github.com/WindowsAzure/azure-sdk-tools.git into release-0.7.3
Fixed signing issue.
Merge branch 'release-0.7.3' of https://github.com/WindowsAzure/azure-sdk-tools.git into release-0.7.3

Conflicts:
	WindowsAzurePowershell/src/Commands.Utilities/Properties/Resources.resx
Merge pull request #2302 from brooklyngwdev/release-0.7.3

Adding all ExpressRoute commandlets