Update history
Warn about broken spork support since 1.3.0.

DRB will be deprecated in 2.0.
Exclude JRuby failures

  - Wire protocol features require fork
  - Incorrect order of keywords given by jruby (fixed for 2.0 in
    0dd5fc4aeaffe380d270ca56ae28a6918eb20980)
Fix #492
Use newer RubyGems API to look for bundler

Closes #448
Update History.md
Nokogiri 1.6.0 does not support ruby 1.8.7
Add @spawn for Jruby access denied errors
Finalise History for 1.3.3
Fix deprecation warning in specs after RSpec upgrade
Fix spec change due to RSpec update.

RSpec mocks interface has changed - rspec_verify removed.
Release 1.3.3
Merge remote-tracking branch 'origin/v1.3.x-bugfix'

* origin/v1.3.x-bugfix:
  Release 1.3.3
  Fix spec change due to RSpec update.
  Fix deprecation warning in specs after RSpec upgrade
  Finalise History for 1.3.3
  Add @spawn for Jruby access denied errors
  Nokogiri 1.6.0 does not support ruby 1.8.7
  Update History.md
  Use newer RubyGems API to look for bundler
  Fix #492
  Exclude JRuby failures
  Warn about broken spork support since 1.3.0.
  Update history

Conflicts:
	History.md
	cucumber.yml
	features/bootstrap.feature
	lib/cucumber/cli/main.rb
	lib/cucumber/platform.rb
	spec/cucumber/ast/outline_table_spec.rb
	spec/cucumber/ast/scenario_outline_spec.rb
	spec/cucumber/cli/drb_client_spec.rb
	spec/cucumber/cli/main_spec.rb
	spec/cucumber/core_ext/proc_spec.rb
	spec/cucumber/formatter/junit_spec.rb
	spec/cucumber/formatter/progress_spec.rb
Whitespace cleanup
`stub` is deprecated in favour of `double`