Fix issue 123: PReLU with non-shared parameters
Fix issue 123: PReLU with non-shared parameters

jhjin/cunn,ominux/cunn,apaszke/cunn,apaszke/cunn,jonathantompson/cunn,colesbury/cunn,clementfarabet/cunn,clementfarabet/cunn,danielsig727/cunn,lukasc-ch/cunn,albanD/cunn,rotmanmi/cunn,apaszke/cunn,andreaskoepf/cunn,colesbury/cunn,andreaskoepf/cunn,colesbury/cunn,lukasc-ch/cunn,jhjin/cunn,jonathantompson/cunn,szagoruyko/cunn,Aysegul/cunn,rotmanmi/cunn,szagoruyko/cunn,Saulzar/cunn