Bump version to v4.0.

willson556 · willson556 · commit 2259193067d3 · 2019-02-04T17:20:48.000-08:00
diff --git a/appveyor.yml b/appveyor.yml
@@ -1,4 +1,4 @@
-version: 3.3.{build}
+version: 4.0.{build}
 image: Visual Studio 2017
 platform:
     - Any CPU
