Changes in gmv_io.C for -Wshadow.
Changes in gmv_io.C for -Wshadow.

Issue #24.

Mbewu/libmesh,benkirk/libmesh,Mbewu/libmesh,BalticPinguin/libmesh,dmcdougall/libmesh,karpeev/libmesh,dknez/libmesh,jwpeterson/libmesh,dknez/libmesh,aeslaughter/libmesh,BalticPinguin/libmesh,jwpeterson/libmesh,capitalaslash/libmesh,cahaynes/libmesh,90jrong/libmesh,dknez/libmesh,giorgiobornia/libmesh,jwpeterson/libmesh,cahaynes/libmesh,vikramvgarg/libmesh,svallaghe/libmesh,jiangwen84/libmesh,vikramvgarg/libmesh,vikramvgarg/libmesh,dmcdougall/libmesh,roystgnr/libmesh,roystgnr/libmesh,giorgiobornia/libmesh,svallaghe/libmesh,pbauman/libmesh,capitalaslash/libmesh,salazardetroya/libmesh,giorgiobornia/libmesh,90jrong/libmesh,capitalaslash/libmesh,hrittich/libmesh,balborian/libmesh,roystgnr/libmesh,salazardetroya/libmesh,roystgnr/libmesh,roystgnr/libmesh,90jrong/libmesh,BalticPinguin/libmesh,libMesh/libmesh,karpeev/libmesh,friedmud/libmesh,BalticPinguin/libmesh,balborian/libmesh,jwpeterson/libmesh,coreymbryant/libmesh,benkirk/libmesh,90jrong/libmesh,dmcdougall/libmesh,dknez/libmesh,balborian/libmesh,balborian/libmesh,dmcdougall/libmesh,coreymbryant/libmesh,giorgiobornia/libmesh,capitalaslash/libmesh,Mbewu/libmesh,hrittich/libmesh,cahaynes/libmesh,libMesh/libmesh,balborian/libmesh,aeslaughter/libmesh,pbauman/libmesh,friedmud/libmesh,markcmiller86/libmesh_silo,pbauman/libmesh,vikramvgarg/libmesh,aeslaughter/libmesh,giorgiobornia/libmesh,balborian/libmesh,svallaghe/libmesh,permcody/libmesh,aeslaughter/libmesh,libMesh/libmesh,roystgnr/libmesh,jiangwen84/libmesh,90jrong/libmesh,coreymbryant/libmesh,aeslaughter/libmesh,cahaynes/libmesh,Mbewu/libmesh,BalticPinguin/libmesh,jiangwen84/libmesh,dknez/libmesh,jwpeterson/libmesh,pbauman/libmesh,roystgnr/libmesh,jwpeterson/libmesh,BalticPinguin/libmesh,jwpeterson/libmesh,capitalaslash/libmesh,svallaghe/libmesh,roystgnr/libmesh,permcody/libmesh,karpeev/libmesh,friedmud/libmesh,friedmud/libmesh,dmcdougall/libmesh,salazardetroya/libmesh,balborian/libmesh,markcmiller86/libmesh_silo,cahaynes/libmesh,benkirk/libmesh,pbauman/libmesh,giorgiobornia/libmesh,BalticPinguin/libmesh,permcody/libmesh,balborian/libmesh,friedmud/libmesh,Mbewu/libmesh,markcmiller86/libmesh_silo,salazardetroya/libmesh,dmcdougall/libmesh,hrittich/libmesh,libMesh/libmesh,giorgiobornia/libmesh,karpeev/libmesh,vikramvgarg/libmesh,salazardetroya/libmesh,markcmiller86/libmesh_silo,cahaynes/libmesh,pbauman/libmesh,Mbewu/libmesh,dknez/libmesh,permcody/libmesh,aeslaughter/libmesh,Mbewu/libmesh,karpeev/libmesh,dschwen/libmesh,salazardetroya/libmesh,jwpeterson/libmesh,dschwen/libmesh,libMesh/libmesh,benkirk/libmesh,friedmud/libmesh,svallaghe/libmesh,cahaynes/libmesh,jiangwen84/libmesh,BalticPinguin/libmesh,capitalaslash/libmesh,svallaghe/libmesh,svallaghe/libmesh,markcmiller86/libmesh_silo,hrittich/libmesh,permcody/libmesh,90jrong/libmesh,svallaghe/libmesh,salazardetroya/libmesh,aeslaughter/libmesh,dschwen/libmesh,friedmud/libmesh,coreymbryant/libmesh,90jrong/libmesh,permcody/libmesh,jiangwen84/libmesh,Mbewu/libmesh,friedmud/libmesh,jiangwen84/libmesh,dschwen/libmesh,giorgiobornia/libmesh,coreymbryant/libmesh,hrittich/libmesh,pbauman/libmesh,dschwen/libmesh,karpeev/libmesh,capitalaslash/libmesh,salazardetroya/libmesh,jiangwen84/libmesh,dknez/libmesh,dschwen/libmesh,giorgiobornia/libmesh,vikramvgarg/libmesh,hrittich/libmesh,coreymbryant/libmesh,markcmiller86/libmesh_silo,libMesh/libmesh,pbauman/libmesh,svallaghe/libmesh,aeslaughter/libmesh,markcmiller86/libmesh_silo,dschwen/libmesh,hrittich/libmesh,vikramvgarg/libmesh,balborian/libmesh,markcmiller86/libmesh_silo,dschwen/libmesh,vikramvgarg/libmesh,libMesh/libmesh,permcody/libmesh,coreymbryant/libmesh,hrittich/libmesh,Mbewu/libmesh,benkirk/libmesh,benkirk/libmesh,capitalaslash/libmesh,benkirk/libmesh,coreymbryant/libmesh,90jrong/libmesh,karpeev/libmesh,permcody/libmesh,benkirk/libmesh,dknez/libmesh,friedmud/libmesh,cahaynes/libmesh,aeslaughter/libmesh,libMesh/libmesh,pbauman/libmesh,dmcdougall/libmesh,benkirk/libmesh,dmcdougall/libmesh,karpeev/libmesh,vikramvgarg/libmesh,hrittich/libmesh,jiangwen84/libmesh,90jrong/libmesh,balborian/libmesh