Fixed DS.FixtureAdapter createRecord to add record to hasMany array of those records it belongs to
reset sequences when model definition is reset
touch up to handleCreate
added #clear method to clear model definitions
minor touch up
can now refer to other attributes in an attribute function of model definition
added makeList tests to RESTAdapter test and test for REST adapter adding hasMany record to belongsTo model when making fixture
version bump to 0.2.0