Don't destruct the MeshSerializer too early
Don't destruct the MeshSerializer too early

This "warning fix" is an actual bugfix.  A corner case, but still
makes me feel better about wading through cppcheck output.

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