Add header for libmesh_make_unique
Add header for libmesh_make_unique

We were previously pulling auto_ptr.h in via parallel.h, which doesn't
need it and is about to lose it

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