OK, we replaced raw_t in a lot of places with dbm_struct_t. Now, to
eliminate all use of raw_t, everywhere, and get rid of all the
dimensions.
Removed all references to raw_t in Ocaml code, replacing them in most
places with dbm . Phew.
Removed an unused variable.
Removed an unused variable.
Changing interfaces, adding tests.
Removing redundant references to dim, adding tests.
Removing redundant references to dim.
Removing redundant references to dim, adding tests.
Removing redundant references to dim, adding tests.
Removing redundant references to dim, adding tests.
Removing redundant references to dim.
Removing redundant references to dim.
Removing redundant references to dim, modifying tests.
Removed all redundant references to dim at the C level. Now, to remove
them from ocaml too.
Removed some redundant references to dim at the ocaml level.