Enable DofMap::dof_indices on NULL Elem
Enable DofMap::dof_indices on NULL Elem

This is now useful for getting just the indices of SCALAR dofs.

salazardetroya/libmesh,benkirk/libmesh,dschwen/libmesh,giorgiobornia/libmesh,pbauman/libmesh,aeslaughter/libmesh,friedmud/libmesh,benkirk/libmesh,dschwen/libmesh,karpeev/libmesh,BalticPinguin/libmesh,libMesh/libmesh,Mbewu/libmesh,dknez/libmesh,jwpeterson/libmesh,friedmud/libmesh,friedmud/libmesh,salazardetroya/libmesh,capitalaslash/libmesh,dknez/libmesh,svallaghe/libmesh,vikramvgarg/libmesh,friedmud/libmesh,dmcdougall/libmesh,salazardetroya/libmesh,90jrong/libmesh,pbauman/libmesh,svallaghe/libmesh,dmcdougall/libmesh,benkirk/libmesh,benkirk/libmesh,90jrong/libmesh,pbauman/libmesh,aeslaughter/libmesh,jwpeterson/libmesh,giorgiobornia/libmesh,pbauman/libmesh,90jrong/libmesh,vikramvgarg/libmesh,svallaghe/libmesh,hrittich/libmesh,roystgnr/libmesh,hrittich/libmesh,balborian/libmesh,Mbewu/libmesh,Mbewu/libmesh,libMesh/libmesh,benkirk/libmesh,dschwen/libmesh,cahaynes/libmesh,salazardetroya/libmesh,balborian/libmesh,giorgiobornia/libmesh,Mbewu/libmesh,dmcdougall/libmesh,BalticPinguin/libmesh,giorgiobornia/libmesh,jwpeterson/libmesh,cahaynes/libmesh,coreymbryant/libmesh,karpeev/libmesh,aeslaughter/libmesh,coreymbryant/libmesh,friedmud/libmesh,cahaynes/libmesh,dschwen/libmesh,benkirk/libmesh,BalticPinguin/libmesh,libMesh/libmesh,giorgiobornia/libmesh,cahaynes/libmesh,jiangwen84/libmesh,vikramvgarg/libmesh,karpeev/libmesh,salazardetroya/libmesh,salazardetroya/libmesh,vikramvgarg/libmesh,capitalaslash/libmesh,pbauman/libmesh,hrittich/libmesh,dknez/libmesh,90jrong/libmesh,dknez/libmesh,coreymbryant/libmesh,jiangwen84/libmesh,capitalaslash/libmesh,balborian/libmesh,libMesh/libmesh,jiangwen84/libmesh,dmcdougall/libmesh,pbauman/libmesh,Mbewu/libmesh,Mbewu/libmesh,coreymbryant/libmesh,libMesh/libmesh,dschwen/libmesh,friedmud/libmesh,balborian/libmesh,pbauman/libmesh,dknez/libmesh,roystgnr/libmesh,dknez/libmesh,karpeev/libmesh,BalticPinguin/libmesh,capitalaslash/libmesh,giorgiobornia/libmesh,roystgnr/libmesh,dschwen/libmesh,svallaghe/libmesh,balborian/libmesh,jiangwen84/libmesh,cahaynes/libmesh,hrittich/libmesh,capitalaslash/libmesh,permcody/libmesh,jiangwen84/libmesh,cahaynes/libmesh,permcody/libmesh,roystgnr/libmesh,libMesh/libmesh,coreymbryant/libmesh,90jrong/libmesh,aeslaughter/libmesh,vikramvgarg/libmesh,svallaghe/libmesh,hrittich/libmesh,balborian/libmesh,dschwen/libmesh,90jrong/libmesh,permcody/libmesh,pbauman/libmesh,BalticPinguin/libmesh,BalticPinguin/libmesh,giorgiobornia/libmesh,jiangwen84/libmesh,cahaynes/libmesh,jwpeterson/libmesh,aeslaughter/libmesh,jwpeterson/libmesh,capitalaslash/libmesh,90jrong/libmesh,balborian/libmesh,svallaghe/libmesh,BalticPinguin/libmesh,balborian/libmesh,permcody/libmesh,permcody/libmesh,benkirk/libmesh,pbauman/libmesh,balborian/libmesh,dknez/libmesh,salazardetroya/libmesh,friedmud/libmesh,Mbewu/libmesh,svallaghe/libmesh,dmcdougall/libmesh,vikramvgarg/libmesh,capitalaslash/libmesh,aeslaughter/libmesh,roystgnr/libmesh,coreymbryant/libmesh,coreymbryant/libmesh,dmcdougall/libmesh,hrittich/libmesh,jiangwen84/libmesh,dknez/libmesh,svallaghe/libmesh,jwpeterson/libmesh,roystgnr/libmesh,roystgnr/libmesh,libMesh/libmesh,dschwen/libmesh,permcody/libmesh,karpeev/libmesh,Mbewu/libmesh,dmcdougall/libmesh,libMesh/libmesh,benkirk/libmesh,aeslaughter/libmesh,cahaynes/libmesh,giorgiobornia/libmesh,BalticPinguin/libmesh,friedmud/libmesh,permcody/libmesh,friedmud/libmesh,svallaghe/libmesh,hrittich/libmesh,90jrong/libmesh,giorgiobornia/libmesh,vikramvgarg/libmesh,jwpeterson/libmesh,90jrong/libmesh,permcody/libmesh,salazardetroya/libmesh,aeslaughter/libmesh,karpeev/libmesh,coreymbryant/libmesh,hrittich/libmesh,Mbewu/libmesh,hrittich/libmesh,vikramvgarg/libmesh,benkirk/libmesh,capitalaslash/libmesh,dmcdougall/libmesh,jiangwen84/libmesh,jwpeterson/libmesh,karpeev/libmesh,roystgnr/libmesh,vikramvgarg/libmesh,karpeev/libmesh,balborian/libmesh,aeslaughter/libmesh