define group failing test
add #define_group to FeatureRelease
test for activating feature
FeatureRelease #activate_feature and #active?
failing deactivate test
Feature Release #deactive_feature and return statement from #active?
remove puts statements and refactor tests
update stub rspec calls with double
add feature_spec
add feature class
failing feature init spec
feature name method
failing feature groups spec
set groups to blank array in feature#new
feature#add_group spec
feature#add_group method
featur#remove_group spec
feature#remove_group code
user feature class instead of @features hash in FeatureRelease