Adding protected attributes to Gemfile
Adding protected attributes to gemspec
Bugfix
Merge branch 'master' of https://github.com/twitter/activerecord-reputation-system
Issue #74: Custom aggregation function
Removing protected_attributes gem
Removing validation
Merge remote-tracking branch 'caiosba/custom-aggregation-function'

Conflicts:
	spec/reputation_system/models/reputation_spec.rb