Add Model.unfiltered class method that calls dataset method
Add Model.unfiltered class method that calls dataset method

tmm1/sequel,t-morgan/sequel,petergunz/sequel,seeARMS/sequel,chef/sequel,freshpay/sequel,pfarrell/sequel,dennis-d/custom_sequel,uhoh-itsmaciek/sequel,mpalmer/sequel,offshore-safety/sequel,yazshel/sequel,gferguson-gd/sequel,nju520/sequel,yazshel/sequel,bigfix/sequel,beni55/sequel,beni55/sequel,reubano/sequel,knut2/sequel,davidbegin/sequel,offshore-safety/sequel,seeARMS/sequel,mpalmer/sequel,gferguson-gd/sequel,reubano/sequel,freshpay/sequel,nicohvi/sequel,nicohvi/sequel,nju520/sequel,dennis-d/custom_sequel,offshore-safety/sequel,Marketcircle/sequel,knut2/sequel,uhoh-itsmaciek/sequel,t-morgan/sequel,davidbegin/sequel,pfarrell/sequel