Update changelog for version 1.12.1

CHANGELOG.md

@@ -1,5 +1,19 @@
 # Change Log
 
+## [1.12.1](https://github.com/skywinder/github-changelog-generator/tree/1.12.1) (2016-05-09)
+[Full Changelog](https://github.com/skywinder/github-changelog-generator/compare/1.12.0...1.12.1)
+
+**Closed issues:**
+
+- Add a LICENSE file [\#369](https://github.com/skywinder/github-changelog-generator/issues/369)
+- Error installing on Ubuntu 14.04 [\#364](https://github.com/skywinder/github-changelog-generator/issues/364)
+
+**Merged pull requests:**
+
+- Move dev gems to add\_development\_dependency [\#373](https://github.com/skywinder/github-changelog-generator/pull/373) ([skywinder](https://github.com/skywinder))
+- Add MIT LICENSE file [\#370](https://github.com/skywinder/github-changelog-generator/pull/370) ([olleolleolle](https://github.com/olleolleolle))
+- Avoid nil bug in detect\_since\_tag [\#368](https://github.com/skywinder/github-changelog-generator/pull/368) ([olleolleolle](https://github.com/olleolleolle))
+
 ## [1.12.0](https://github.com/skywinder/github-changelog-generator/tree/1.12.0) (2016-04-01)
 [Full Changelog](https://github.com/skywinder/github-changelog-generator/compare/1.11.8...1.12.0)
 

Gemfile.lock

@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    github_changelog_generator (1.12.0)
+    github_changelog_generator (1.12.1)
       colorize (~> 0.7)
       github_api (~> 0.12)
       rake (>= 10.0)
@@ -105,4 +105,4 @@ DEPENDENCIES
   simplecov (~> 0.10)
 
 BUNDLED WITH
-   1.11.2
+   1.12.0.rc.2