Argh. PUTS.
Find AR::Relations in build_where, append binds

Possible fix for #272.
Detect join nodes properly in AR Contexts.

Fixes #273
Update gemspec homepage

[#281]
Update gemspec summary and documentation

* Squeel supports Rails 3 & 4
Merge pull request #282 from iamvery/update-gem-docs

Update gem docs
Update documentation to contain new author name
Merge pull request #303 from korbin/master

Update documentation to contain new author name
update travis-ci badge on readme
Merge pull request #308 from snkashis/patch-1

update travis-ci badge on readme
Upgrade ruby and polyamorous