2.11.5 release (previous 2.11.4) + release notes updated by CI build 3048

[ci skip-release]
diff --git a/doc/release-notes/official.md b/doc/release-notes/official.md
index 47d4610..77415e0 100644
--- a/doc/release-notes/official.md
+++ b/doc/release-notes/official.md
@@ -1,5 +1,9 @@
 <sup><sup>*Release notes were automatically generated by [Shipkit](http://shipkit.org/)*</sup></sup>
 
+**2.11.5 (2017-10-31)** - [4 commits](https://github.com/mockito/mockito/compare/v2.11.4...v2.11.5) by [Tim van der Lippe](http://github.com/TimvdLippe) (3), [Szczepan Faber](http://github.com/mockitoguy) (1) - published to [![Bintray](https://img.shields.io/badge/Bintray-2.11.5-green.svg)](https://bintray.com/mockito/maven/mockito-development/2.11.5)
+ - Add @CheckReturnValue to stubbing/verification methods [(#1228)](https://github.com/mockito/mockito/pull/1228)
+ - Add regression test for issue #1174 [(#1219)](https://github.com/mockito/mockito/pull/1219)
+
 **2.11.4 (2017-10-29)** - [2 commits](https://github.com/mockito/mockito/compare/v2.11.3...v2.11.4) by [Szczepan Faber](http://github.com/mockitoguy) (1), [Tim van der Lippe](http://github.com/TimvdLippe) (1) - published to [![Bintray](https://img.shields.io/badge/Bintray-2.11.4-green.svg)](https://bintray.com/mockito/maven/mockito-development/2.11.4)
  - Update license plugin and add missing license headers [(#1227)](https://github.com/mockito/mockito/pull/1227)
 
diff --git a/version.properties b/version.properties
index c5ac463..61d8fe5 100644
--- a/version.properties
+++ b/version.properties
@@ -1,8 +1,8 @@
 #Currently building Mockito version
-version=2.11.5
+version=2.11.6
 
 #Previous version used to generate release notes delta
-previousVersion=2.11.4
+previousVersion=2.11.5
 
 #Not published currently, see https://github.com/mockito/mockito/issues/962
 mockito.testng.version=1.0