(message-completion-function): Don't fallback on message-tab-body-function
when message-completion-alist fails to find a completion.
Fixes: debbugs:9158
gnus-util.el (gnus-bound-and-true-p): Macro for XEmacs compatibility.
nnir.el (nnir-mode): Use it.
nnmairix.el (nnmairix-determine-original-group-from-registry): Use it.
nnir.el (gnus-registry-enabled): Defvar to keep the compiler happy.
nnmairix.el (gnus-registry-enabled): Ditto.
From Dave Abrahams <dave@boostpro.com>.
gnus-registry.el (gnus-registry-enabled): Add new variable.
(gnus-registry-install-shortcuts): Set `gnus-registry-install' to 'ask only while we need to find out if it should be t or nil.
(gnus-registry-initialize): Don't set `gnus-registry-install' to t.
(gnus-registry-install-hooks): Set `gnus-registry-enabled' to t when the registry is installed. Set it to nil when it's unloaded.
(gnus-registry-install-p): Provide user guidance for the initial value of `gnus-registry-install' when it's 'ask, otherwise return its value.
nnregistry.el (nnregistry-open-server, nnregistry-server-opened): Use `gnus-registry-enabled' instead of `gnus-registry-install'.
nnmairix.el (nnmairix-determine-original-group-from-registry): Use `gnus-registry-enabled' instead of `gnus-registry-install'.
nnir.el (nnir-mode): Use `gnus-registry-enabled' instead of `gnus-registry-install'.
mml2015.el (mml2015-epg-find-usable-key): Skip the whole key if the primary key is marked as disabled.
mml1991.el (mml1991-epg-find-usable-key): Ditto. Thanks to Christian von Roques <roques@mti.ag>.
gnus.texi (Gnus Utility Functions): Add more references and explanations (bug#9683).
ecomplete.el (ecomplete-display-matches): Use a local keymap to handle bindings.
gnus-win.el (gnus-configure-windows): Protect against reading ephemeral groups outside of Gnus.
nnimap.el (nnimap-wait-for-response): Message less (bug#9540).
nnheader.el (nnheader-message-maybe): New function.
shr.el (shr-tag-table): Render totally broken tables better.
mml.el (mml-generate-mime-1): Don't alter the contents if we're computing the boundary.
pop3.el (pop3-number-of-responses): Removed.
(pop3-wait-for-messages): Rewrite to take linear time instead of exponential time.
gnus-sum.el (gnus-summary-show-article): Bind `shr-ignore-cache' to re-fetch images.
shr.el (shr-tag-img): Support a new variable `shr-ignore-cache' to re-fetch images when hitting `g' in Gnus.
(mml-compute-boundary): Don't check collision if it is non-nil.
(mml-compute-boundary-1): Use mml-generate-mime-1 to encode part before checking collision.
gnus.texi (Archived Messages): Note the default (bug#9552).
message.el (message-indent-citation): Really make sure there's a newline at the end.
nnimap.el (nnimap-parse-flags): Make regexp less prone to overflows. Fix suggested by John Wiegley.
pop3.el (pop3-open-server): Fix +OK end-of-command regexp.
gnus-art.el (gnus-treat-hide-citation): Add doc.
message.el (message-default-send-rename-function): Break out into its own function.
ecomplete.el (ecomplete-display-matches): Revert patch since it doesn't work under XEmacs.
nnimap.el (nnimap-map-port): New function to connect to 993 instead of "imaps" to word around Windows problems.
(nnimap-open-connection-1): Use it.
message.el (message-indent-citation): Revert last change which made `F' not work.
message.el (message-indent-citation): Fix empty line removal at the end of the citation.
auth-source.el (auth-source-netrc-create): Use default value for password if specified. Evaluate default.
(auth-source-plstore-create): Ditto.
(auth-source-plstore-create, auth-source-netrc-create): Fix default value evaluation.
(auth-source-netrc-create): Typo fix.
(auth-source-plstore-create): Ditto.
mm-decode.el (mm-inline-media-tests): Fix typo in regexp.
auth-source.el (auth-source-netrc-parse): Use an obfuscation method which work with things that are not ASCII.
