Merge branch 'dev' of https://github.com/WindowsAzure/azure-sdk-tools into juneb-140502-01

Conflicts:
	WindowsAzurePowershell/src/Commands.ServiceManagement/Microsoft.WindowsAzure.Commands.ServiceManagement.dll-Help.xml
Merge branch 'dev' of https://github.com/WindowsAzure/azure-sdk-tools into juneb-140502-01

Conflicts:
	WindowsAzurePowershell/src/Commands.ServiceManagement/Microsoft.WindowsAzure.Commands.ServiceManagement.dll-Help.xml
Merge pull request #2515 from stankovski/juneb-140502-01

Add help for Set-AzureVNetGatewayKey
Merge pull request #2515 from stankovski/juneb-140502-01

Add help for Set-AzureVNetGatewayKey
Update ChangeLog.txt
Update ChangeLog.txt
Merge branch 'dev' of https://github.com/Azure/azure-sdk-tools into dev

Conflicts:
	WindowsAzurePowershell/src/Commands.ServiceManagement/Microsoft.WindowsAzure.Commands.ServiceManagement.dll-Help.xml
	WindowsAzurePowershell/src/Commands.Test.Utilities/packages.config
	WindowsAzurePowershell/src/Commands/Commands.csproj
	WindowsAzurePowershell/src/Commands/packages.config
Merge branch 'dev' of https://github.com/Azure/azure-sdk-tools into dev

Conflicts:
	WindowsAzurePowershell/src/Commands.ServiceManagement/Microsoft.WindowsAzure.Commands.ServiceManagement.dll-Help.xml
	WindowsAzurePowershell/src/Commands.Test.Utilities/packages.config
	WindowsAzurePowershell/src/Commands/Commands.csproj
	WindowsAzurePowershell/src/Commands/packages.config
handle to instal lwix
handle to instal lwix
improve the script
improve the script
remove useless status message
remove useless status message
fix line ends
fix line ends
Merge pull request #99 from huangpf/images

Images
Merge pull request #99 from huangpf/images

Images
Microsoft.Azure.Security.PaasAntimalware extension support
Microsoft.Azure.Security.PaasAntimalware extension support