Merge pull request #4890 from maclacerda/add-swift-vapor-topic

[FEATURE] - Add Swift Vapor topic

Author: jmeridth

topics/swift-vapor/index.md

@@ -0,0 +1,10 @@
+---
+created_by: Tanner Nelson
+display_name: Vapor
+logo: swift-vapor.png
+released: September 2016
+short_description: Swift Vapor is an open source Swift web framework used to build high performance, server-side applications.
+topic: swift-vapor
+url: https://vapor.codes
+---
+Swift Vapor is an open source Swift web framework used to build high performance, server side applications.