Fixed message for updates that don't affect rows
Updated test to match new error message
Started to fix issue #212
Added tests
Updated tests
extend prototypes, rather than overwrite, for consistency
Tweaks to the updatePivot method
minor tweak to prefixFields
Merge upstream
release 0.6.3
docs link fix
move withPivot example up in the docs
Expose the query on the options for a `destroying` event (fixes #231)
Clone the options object

Or else bad things will happen!
Added unit test
Added an actual check for inequality for `options`
Changed test description
some docs tweaks
Adding Model.collection static method

Creates a new collection where the Collection's model
is set as the current model.
add guard for empty options in Model.collection