Added the `MetaObject` and `SeleniumElement` objects.
Added the `MetaObject` and `SeleniumElement` objects.

The `MetaObject` takes a list of objects and sets its own attributes
based on the objects name.  They can be used to create dynamic filters,
or model a web page to access it like an object(even if there is
another way to do this coming up!).

Wykleph/selenext