Cleaning up rogue spaces.
Bring dependencies up to current versions.

This involved taking out rcov, as it isn't happy on Ruby 1.9 and later.
Update the status to reflect the lack of development.
Upgrade to activerecord-3.2.13 for mysql-2.9.1 compatibility.
When calling make/make! on a has-many association, build the object from the association instead of the base class.
When 'make'ing an association object, don't overwrite the reference to the parent.