Adding initial searching specs
Updated savon to 2.3.0. Tests still passing
fix custom field to_record

It was broken in commit 870758e.
Fixed attribute handling regression caused by savon 2.3.0
Improved Get action spec
Fixing specs to be compat with savon 2.3.0 fixes
Updating custom list functionality. Now works with update

Specs are still failing, need to implement custom select field
to_record functionality
Handle anyOf searches outside the customFieldList and join context