OPM/opm-core — pull request #578 by andlaus (2014-04-16 14:13:40+00:00)
Title: initFacePressure: make UnstructuredGrid::face_cells a valid argument

this is a fallout of #518 which has not been uncovered because the
initFacePressure is only used by opm-verteq. I'm not sure if this is
correct or if the array is ordered differently, but at least verteq
compiles and does not regress any ctests...