+2005-09-14:
+
+ The $smtp_envelope_from variable has been removed in favor of the
+ general $envelope_from_address.
+
+ The $envelope_from option has been renamed to $use_envelope_from.
+
+2005-09-07:
+
+ SASL 1.x support has been removed.
+
+ All patterns may be prefixed with = instead of ~ to enable
+ string search instead of regular expression match.
+
+ The $net_inc variables has been added.
+
+2005-09-03:
+
+ The ~u pattern has been added.
+
+2005-08-31:
+
+ The following pre-defined read-only variables were added:
+ $muttng_pwd, $muttng_folder_name, $muttng_folder_path.
+
+2005-08-29:
+
+ Several pre-defined read-only variables named $muttng_ have
+ been added; this feature is maybe subject to change in the near
+ future.