Ensembles/ert — pull request #249 by joakim-hove (2013-10-30 14:17:43+00:00)
Title: Enkf fs refcount

- Removed function enkf_main_umount_alt_fs() completely.
- Every fs mount should be matched up with an enkf_fs_umount(); this
includes the enkf_main_mount_alt_fs() function.
- enkf_fs_unmount() will decrease ref, and close+++ when ref==0.