Iterators can be passed by const reference.
Iterators can be passed by const reference.

capitalaslash/libmesh,BalticPinguin/libmesh,90jrong/libmesh,90jrong/libmesh,pbauman/libmesh,giorgiobornia/libmesh,capitalaslash/libmesh,jwpeterson/libmesh,roystgnr/libmesh,capitalaslash/libmesh,giorgiobornia/libmesh,dschwen/libmesh,libMesh/libmesh,BalticPinguin/libmesh,BalticPinguin/libmesh,jwpeterson/libmesh,giorgiobornia/libmesh,hrittich/libmesh,hrittich/libmesh,dschwen/libmesh,libMesh/libmesh,capitalaslash/libmesh,pbauman/libmesh,90jrong/libmesh,jwpeterson/libmesh,hrittich/libmesh,giorgiobornia/libmesh,dschwen/libmesh,pbauman/libmesh,jwpeterson/libmesh,libMesh/libmesh,dschwen/libmesh,libMesh/libmesh,hrittich/libmesh,giorgiobornia/libmesh,dschwen/libmesh,capitalaslash/libmesh,jwpeterson/libmesh,hrittich/libmesh,libMesh/libmesh,dschwen/libmesh,jwpeterson/libmesh,BalticPinguin/libmesh,roystgnr/libmesh,capitalaslash/libmesh,BalticPinguin/libmesh,hrittich/libmesh,dschwen/libmesh,roystgnr/libmesh,capitalaslash/libmesh,90jrong/libmesh,roystgnr/libmesh,pbauman/libmesh,hrittich/libmesh,BalticPinguin/libmesh,pbauman/libmesh,jwpeterson/libmesh,BalticPinguin/libmesh,libMesh/libmesh,hrittich/libmesh,roystgnr/libmesh,90jrong/libmesh,giorgiobornia/libmesh,jwpeterson/libmesh,90jrong/libmesh,pbauman/libmesh,roystgnr/libmesh,giorgiobornia/libmesh,roystgnr/libmesh,giorgiobornia/libmesh,90jrong/libmesh,90jrong/libmesh,libMesh/libmesh,pbauman/libmesh,capitalaslash/libmesh,hrittich/libmesh,roystgnr/libmesh,dschwen/libmesh,pbauman/libmesh,90jrong/libmesh,libMesh/libmesh,giorgiobornia/libmesh,BalticPinguin/libmesh,pbauman/libmesh