Use 2.1.0 in Travis
Add missing json require
Add json dep in the rbx section of the Gemfile
Add rubysl-test-unit to the rbx section of the Gemfile
Move rubysl-test-unit to the right place and add json to the rest of the Gemfiles
Disallow failures on rbx
Remove unneeded require
Update README.md explaining that Serializer#filter needs to return an array
Depend on activerecord-jdbc-adapter for jruby edge tests

When this
https://github.com/jruby/activerecord-jdbc-adapter/commit/358505dbdd8c3cb17eb4ac286b4e02fed6fcc72c
commit is released we can depend again on the released gem
Merge pull request #476 from sherwinyu/master

Update README documentation on Serializer#filter
Use 1.9 hash syntax
Drop reference to self
No need to add lib to tests
Add test:isolated task
Use railtie + initialize on tests

Use Rails::Application#initialize! instead of Rails::Engine#load_generators in
integration tests.
Make sure generator hooks get run

Use Rails::Engine#load_generators instead of require +
Rails::Generators::configure!.
Set up a logger on tests
Serialize embedding in root deeply nested associations

Closes #444
Allow to pass options to associations

Closes #331
Revert "Allow to pass options to associations"

This reverts commit c8cfe94f299619382d2178344e99d6c6d0e02cb1.