tester: add gb_tree:tree() to collect function info
tester: add gb_tree:tree() to collect function info

gb_trees:tree(K,V) was already supported.
gb_tree:tree() was handled by a generic handler.

scalaris-team/scalaris,scalaris-team/scalaris,jvf/scalaris,jvf/scalaris,jvf/scalaris,jvf/scalaris,scalaris-team/scalaris,scalaris-team/scalaris,jvf/scalaris,scalaris-team/scalaris,scalaris-team/scalaris,scalaris-team/scalaris,jvf/scalaris,scalaris-team/scalaris,jvf/scalaris