Fix unused variable warning, use C++ style comments.
Fix unused variable warning, use C++ style comments.

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