Bump version to rake-12.2.0

Author: hsbt

lib/rake/version.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 module Rake
-  VERSION = "12.1.0"
+  VERSION = "12.2.0"
 
   module Version # :nodoc: all
     MAJOR, MINOR, BUILD, *OTHER = Rake::VERSION.split "."

rake.gemspec

@@ -5,7 +5,7 @@ require 'rake/version'
 Gem::Specification.new do |s|
   s.name = "rake".freeze
   s.version = Rake::VERSION
-  s.date = "2017-09-11"
+  s.date = "2017-10-25"
   s.authors = ["Hiroshi SHIBATA".freeze, "Eric Hodel".freeze, "Jim Weirich".freeze]
   s.email = ["hsbt@ruby-lang.org".freeze, "drbrain@segment7.net".freeze, "".freeze]