Don't use rest-client, rest-client-components, and rack-cache due to instability.

Author: gkellogg

json-ld.gemspec

@@ -33,9 +33,6 @@ Gem::Specification.new do |gem|
   gem.add_development_dependency 'jsonlint',        '~> 0.2' unless RUBY_ENGINE == "jruby"
   gem.add_development_dependency 'oj',              '~> 2.17'  unless RUBY_ENGINE == "jruby"
   gem.add_development_dependency 'yajl-ruby',       '~> 1.2' unless RUBY_ENGINE == "jruby"
-  gem.add_development_dependency "rack-cache",      '~> 1.2'
-  gem.add_development_dependency "rest-client",     '~> 1.8'
-  gem.add_development_dependency "rest-client-components", '~> 1.4'
   gem.add_development_dependency 'rdf-isomorphic',  '~> 2.0'
   gem.add_development_dependency 'rdf-spec',        '~> 2.2'
   gem.add_development_dependency 'rdf-trig',        '~> 2.0'

spec/spec_helper.rb

@@ -12,8 +12,6 @@
 require 'rdf/spec'
 require 'rdf/spec/matchers'
 require 'yaml'
-require 'restclient/components'
-require 'rack/cache'
 begin
   require 'simplecov'
   require 'coveralls'
@@ -41,10 +39,6 @@
 URI_CACHE = File.expand_path(File.join(File.dirname(__FILE__), "uri-cache"))
 Dir.mkdir(URI_CACHE) unless File.directory?(URI_CACHE)
 # Cache client requests
-RestClient.enable Rack::Cache,
-  verbose:      false, 
-  metastore:   "file:" + ::File.expand_path("../uri-cache/meta", __FILE__),
-  entitystore: "file:" + ::File.expand_path("../uri-cache/body", __FILE__)
 
 ::RSpec.configure do |c|
   c.filter_run focus: true