Merge branch 'zda-master'
Bump version
add support for meteor-roles groups
make meteor-roles group optional
Merge pull request #9 from carlodicelico/master

Add support for meteor-roles groups
Bump version
fix issue where isVoltageAuthorized() doesn't return true/false properly
Merge pull request #10 from carlodicelico/master
So minimongoid 0.8.8 isn't quite ready
Bump version