Always build release mode in CI

Author: kzu

appveyor.yml

@@ -13,7 +13,7 @@ init:
 build_script:
   - cmd: taskkill /f /im MSBuild.exe /fi "memusage gt 40" 2>NUL
   - cmd: build.cmd /restore
-  - cmd: build.cmd
+  - cmd: build.cmd /release
   - cmd: taskkill /f /im MSBuild.exe /fi "memusage gt 40" 2>NUL
 
 install:

build.proj

@@ -45,7 +45,7 @@
 		<Exec Command="rmdir $(Out) /S /Q" Condition=" Exists('$(Out)') " ContinueOnError="true" StandardOutputImportance="low" />
 		<MakeDir Directories="$(Out)" Condition="!Exists('$(Out)')" />
 		<Message Text="Build properties: $(CommonBuildProperties)." Importance="high" />
-		<MSBuild Projects="@(Solution)" BuildInParallel="false" Properties="$(CommonBuildProperties);PackOnBuild=false;CreateVsixContainer=false" />
+		<MSBuild Projects="@(Solution)" BuildInParallel="false" Properties="$(CommonBuildProperties);PackOnBuild=false;CreateVsixContainer=false;DeployExtension=false" />
 	</Target>
 
 	<Target Name="Package" DependsOnTargets="Build">

src/VisualStudio/NuGet.Packaging.VisualStudio.Shared.targets

@@ -40,7 +40,10 @@
 		</ProjectReference>
 	</ItemGroup>
 
-	<Target Name="EnsureNuGetizerPackage" DependsOnTargets="GetVersion" BeforeTargets="DeployVsixExtensionFiles;CreateVsixContainer">
+	<Target Name="EnsureNuGetizerPackage"
+			Condition="'$(CreateVsixContainer)' != 'false' And '$(DeployExtension)' != 'false'"
+			DependsOnTargets="GetVersion" 
+			BeforeTargets="DeployVsixExtensionFiles;CreateVsixContainer">
 		<ItemGroup>
 			<_NuGetizerPackage Include="$(Out)\*.nupkg" />
 			<_CurrentNuGetizerPackage Include="@(_NuGetizerPackage)"