💎 bump to 1.6.0

Author: Yuki Izumi

HISTORY.md

@@ -1,3 +1,11 @@
+## 1.6.0 - 2017-04-03
+
+### Changed
+
+* Added filename argument to all renderers for additional context
+* Removed superfluous `rinku` dependency [#1035](https://github.com/github/markup/pull/1035)
+* Enable source-to-source navigation for `.adoc` AsciiDoc files, plus additional attributes passed through [#1039](https://github.com/github/markup/pull/1039) and [#1041](https://github.com/github/markup/pull/1041)
+
 ## 1.5.0 - 2017-03-27
 
 ### Added

lib/github-markup.rb

@@ -1,6 +1,6 @@
 module GitHub
   module Markup
-    VERSION = '1.5.0'
+    VERSION = '1.6.0'
     Version = VERSION
   end
 end