This files describes API changes in the bigbluebuttonbn code.

=== 4.1 ===
* External function mod_bigbluebuttonbn\external\meeting_info now return the list of the instance features and whether they are
  enabled or not.
* External function mod_bigbluebuttonbn\external\meeting_info may now return guestaccessenabled, guestjoinurl, and guestpassword
  if the callee can have access to them.