Add vsts pipeline

Author: ryanbrandenburg

.vsts-pipelines/builds/ci-public.yml

@@ -0,0 +1,16 @@
+trigger:
+- master
+- release/*
+
+resources:
+  repositories:
+  - repository: buildtools
+    type: github
+    endpoint: DotNet-Bot GitHub Connection
+    name: aspnet/BuildTools
+    ref: refs/heads/release/2.2
+
+phases:
+  - template: .vsts-pipelines/templates/phases/default-build.yml@buildtools
+    parameters:
+      agentOs: Windows