prep for 3.0.0 release

Author: majormoses

.travis.yml

@@ -9,8 +9,6 @@ before_install:
 install:
 - bundle install
 rvm:
-- 2.1
-- 2.2
 - 2.3.0
 - 2.4.1
 notifications:

CHANGELOG.md

@@ -5,6 +5,7 @@ This CHANGELOG follows the format listed [here](https://github.com/sensu-plugins
 
 ## [Unreleased]
 
+## [3.0.0] - 2018-12-17
 ### Breaking Changes
 - removed ruby support for versions `< 2.3` (@majormoses)
 
@@ -258,7 +259,8 @@ This CHANGELOG follows the format listed [here](https://github.com/sensu-plugins
 - initial release
 
 
-[Unreleased]: https://github.com/sensu-plugins/sensu-plugins-elasticsearch/compare/2.1.0...HEAD
+[Unreleased]: https://github.com/sensu-plugins/sensu-plugins-elasticsearch/compare/3.0.0...HEAD
+[3.0.0]: https://github.com/sensu-plugins/sensu-plugins-elasticsearch/compare/2.1.0...3.0.0
 [2.1.0]: https://github.com/sensu-plugins/sensu-plugins-elasticsearch/compare/2.0.1...2.1.0
 [2.0.1]: https://github.com/sensu-plugins/sensu-plugins-elasticsearch/compare/2.0.0...2.0.1
 [2.0.0]: https://github.com/sensu-plugins/sensu-plugins-elasticsearch/compare/1.12.0...2.0.0

lib/sensu-plugins-elasticsearch/version.rb

@@ -1,7 +1,7 @@
 module SensuPluginsElasticsearch
   module Version
-    MAJOR = 2
-    MINOR = 1
+    MAJOR = 3
+    MINOR = 0
     PATCH = 0
 
     VER_STRING = [MAJOR, MINOR, PATCH].compact.join('.')