Cache some accessor results
Cache some accessor results

This may be overkill, but I don't think it's *theoretically* overkill;
we call non-inline functions in between these accessor calls and so
even though we can be sure the results haven't changed, the compiler
probably can't.

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