Update SDK to 1.11 (#272)

Also update self version to 1.6.0

build/dependencies.props

@@ -5,7 +5,7 @@
   </PropertyGroup>
   <PropertyGroup Label="Package Versions">
     <MicroBuildCorePackageVersion>0.3.0</MicroBuildCorePackageVersion>
-    <MicrosoftAzureSignalRManagement>1.11.0-preview1-10841</MicrosoftAzureSignalRManagement>
+    <MicrosoftAzureSignalRManagement>1.11.0</MicrosoftAzureSignalRManagement>
     <MicrosoftAzureFunctionsExtensionsVersion>1.0.0</MicrosoftAzureFunctionsExtensionsVersion>
     <MicrosoftNETTestSdkPackageVersion>15.8.0</MicrosoftNETTestSdkPackageVersion>
     <MoqPackageVersion>4.9.0</MoqPackageVersion>

version.props

@@ -1,6 +1,6 @@
 <Project>
   <PropertyGroup>
-    <VersionPrefix>1.5.1</VersionPrefix>
+    <VersionPrefix>1.6.0</VersionPrefix>
     <VersionSuffix>preview1</VersionSuffix>
     <PackageVersion Condition="'$(IsFinalBuild)' == 'true' AND '$(VersionSuffix)' == 'rtm' ">$(VersionPrefix)</PackageVersion>
     <PackageVersion Condition="'$(IsFinalBuild)' == 'true' AND '$(VersionSuffix)' != 'rtm' ">$(VersionPrefix)-$(VersionSuffix)-final</PackageVersion>