Merge branch 'rs-issue-2135' into 'master'

Update docs for Ruby MRI 2.1 requirement

Addresses #2135 

See merge request !1089

README.md

@@ -69,7 +69,7 @@ Instructions on how to start GitLab and how to run the tests can be found in the
 GitLab is a Ruby on Rails application that runs on the following software:
 
 - Ubuntu/Debian/CentOS/RHEL
-- Ruby (MRI) 2.0 or 2.1
+- Ruby (MRI) 2.1
 - Git 1.7.10+
 - Redis 2.0+
 - MySQL or PostgreSQL

doc/install/requirements.md

@@ -32,7 +32,7 @@ Please consider using a virtual machine to run GitLab.
 
 ## Ruby versions
 
-GitLab requires Ruby (MRI) 2.0 or 2.1
+GitLab requires Ruby (MRI) 2.1
 You will have to use the standard MRI implementation of Ruby.
 We love [JRuby](http://jruby.org/) and [Rubinius](http://rubini.us/) but GitLab needs several Gems that have native extensions.