broken WIP initial stab for class attributes.

probably just abandon. test can maybe be saved
use regular attribute framework
basic untidy implementation
tidy
tidy
dont need these marks
Merge remote-tracking branch 'origin/master' into classattrs
test for classatr instead of fudging with default
Merge pull request #67 from onefinestay/classattrs

Classattrs
Merge remote-tracking branch 'origin/master' into unknown_attributes
rename test and add comment