[bundle] remove development dependencies - unnecessary with 9K

Author: kares

Gemfile

@@ -2,12 +2,6 @@ source "https://rubygems.org/"
 
 gemspec
 
-group :development do
-  gem "jruby-openssl", :platform => :jruby
-  gem "rcov", ">= 0.9.8", :platform => :mri_18
-  gem "childprocess", :platform => :mri
-end
-
 gem 'rubyzip', ENV['RUBYZIP_VERSION'] if ENV['RUBYZIP_VERSION']
 gem 'rake', ENV['RAKE_VERSION'], :require => nil if ENV['RAKE_VERSION']