[master] Update dependencies from dotnet/arcade (#1056)

* Update dependencies from https://github.com/dotnet/arcade build 20190317.10

This change updates the following dependencies
- Microsoft.DotNet.Arcade.Sdk - 1.0.0-beta.19167.10

* Updating license file to match arcade's

eng/common/init-tools-native.ps1

@@ -98,10 +98,20 @@ try {
       Write-Verbose "Executing '$LocalInstallerCommand'"
       Invoke-Expression "$LocalInstallerCommand"
       if ($LASTEXITCODE -Ne "0") {
-        Write-Error "Execution failed"
-        exit 1
+        $errMsg = "$ToolName installation failed"
+        if ((Get-Variable 'DoNotAbortNativeToolsInstallationOnFailure' -ErrorAction 'SilentlyContinue') -and $DoNotAbortNativeToolsInstallationOnFailure) {
+            Write-Warning $errMsg
+            $toolInstallationFailure = $true
+        } else {
+            Write-Error $errMsg
+            exit 1
+        }
       }
     }
+
+    if ((Get-Variable 'toolInstallationFailure' -ErrorAction 'SilentlyContinue') -and $toolInstallationFailure) {
+        exit 1
+    }
   }
   else {
     Write-Host "No native tools defined in global.json"