Update to 2.2.0

Author: tianon

2.2/Dockerfile

@@ -3,7 +3,7 @@ FROM buildpack-deps:jessie
 RUN apt-get update && apt-get install -y curl procps && rm -rf /var/lib/apt/lists/*
 
 ENV RUBY_MAJOR 2.2
-ENV RUBY_VERSION 2.2.0-rc1
+ENV RUBY_VERSION 2.2.0
 
 # some of ruby's build scripts are written in ruby
 # we purge this later to make sure our final image uses what we just built

2.2/onbuild/Dockerfile

@@ -1,4 +1,4 @@
-FROM ruby:2.2.0-rc1
+FROM ruby:2.2.0
 
 # throw errors if Gemfile has been modified since Gemfile.lock
 RUN bundle config --global frozen 1

2.2/wheezy/Dockerfile

@@ -3,7 +3,7 @@ FROM buildpack-deps:wheezy
 RUN apt-get update && apt-get install -y curl procps && rm -rf /var/lib/apt/lists/*
 
 ENV RUBY_MAJOR 2.2
-ENV RUBY_VERSION 2.2.0-rc1
+ENV RUBY_VERSION 2.2.0
 
 # some of ruby's build scripts are written in ruby
 # we purge this later to make sure our final image uses what we just built