Several major changes. In particular, gh_vector() now resembles
(vector ...) (with a caveat -- see manual), and gh_make_vector() now
-exists and behaves like (make-vector ...). gh_vref() and gh_vset()
-have been renamed gh_vector_set() and gh_vector_ref(). Some missing
+exists and behaves like (make-vector ...). gh_vset() and gh_vref()
+have been renamed gh_vector_set_x() and gh_vector_ref(). Some missing
vector-related gh_ functions have been implemented.
+** pair and list routines
+
+Implemented several of the R4RS pair and list functions that were
+missing.
+
* Changes to the scm_ interface
** Function: SCM scm_internal_stack_catch (SCM tag,