adding test for CVE
Revert "Revert "Revert "Switched to newer rdoc and gem package tasks (and their requires)."""

We need an old RDoc to be able to generate the API.

This reverts commit af7da4d515acada8e20f97a06af7b238c8ca8c31.
enforces rake 0.8.0 in the Rakefile
removes the obsolete task pdoc
typo
Merge branch '2-3-later' into 2-3-stable

* 2-3-later:
  adding test for CVE
allow the branch to be managed with a modern rake
make enable-json-parsing and enable-xml-parsing opt-in
make escape_html_entities_on_json an opt-in default
Add release task to deploy LTS
fix flickering test: activerecord/test/cases/nested_attributes_test.rb
ignore RubyMine project directory
fix ActiveRecord test (serialization_test.rb) that tests deserialization of YAML-within-XML (which was removed due to CVE-2013-0156)
fix ActiveRecord test finder_test.rb: make deterministic, allow to run stand-alone
Strip_tags never ending attribute should not raise a TypeError [#4870 state:resolved]

Signed-off-by: José Valim <jose.valim@gmail.com>

Conflicts:

	actionpack/test/controller/html-scanner/sanitizer_test.rb
more helpful error message in tests when sqlite3 fails to initialize
skip test_fixtures_in_new_session with a warning that it only passes when the test is run as stand-alone
fix test 'test_rescue_action_locally' which was never fixed after rails_xss integration
fix indeterministic activesupport test
fix indeterministic activeresource test