libmesh_cast_foo -> cast_foo
libmesh_cast_foo -> cast_foo

This gives our cast methods names which are no longer redundant with
their namespace.

The old names remain for backwards compatibility but are marked
deprecated

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