Add new unit test file to Makefile.am
Add new unit test file to Makefile.am

Also add the test output file to the CLEANFILES list.

BalticPinguin/libmesh,BalticPinguin/libmesh,dschwen/libmesh,BalticPinguin/libmesh,dschwen/libmesh,BalticPinguin/libmesh,dschwen/libmesh,dschwen/libmesh,libMesh/libmesh,jwpeterson/libmesh,libMesh/libmesh,jwpeterson/libmesh,libMesh/libmesh,roystgnr/libmesh,dschwen/libmesh,jwpeterson/libmesh,BalticPinguin/libmesh,roystgnr/libmesh,jwpeterson/libmesh,jwpeterson/libmesh,roystgnr/libmesh,BalticPinguin/libmesh,dschwen/libmesh,jwpeterson/libmesh,BalticPinguin/libmesh,roystgnr/libmesh,BalticPinguin/libmesh,libMesh/libmesh,libMesh/libmesh,jwpeterson/libmesh,dschwen/libmesh,roystgnr/libmesh,roystgnr/libmesh,libMesh/libmesh,roystgnr/libmesh,roystgnr/libmesh,jwpeterson/libmesh,dschwen/libmesh,libMesh/libmesh,libMesh/libmesh