update mongoid to 2.4.10 in Gemfile.rails-3.1.4
update mongoid to 2.4.10 in Gemfile.rails-3.1.4

sideci-sample/sideci-sample-bullet,flyerhzm/bullet,PikachuEXE/bullet,PikachuEXE/bullet,dwb/bullet,dwb/bullet,hannahbot/bullet,yakovenkodenis/bullet,theass/bullet,sho-h/brakefast,eileencodes/bullet,sho-h/brakefast,eileencodes/bullet,rrosenblum/bullet,rstacruz/bullet,jay3126/bullet,hannahbot/bullet,flyerhzm/bullet,jay3126/bullet,rrosenblum/bullet,danp60/bullet,danp60/bullet,flyerhzm/bullet,rstacruz/bullet,theass/bullet,yakovenkodenis/bullet,sideci-sample/sideci-sample-bullet