Merge open-protocol-stream into open-network-stream.

* lisp/subr.el (open-network-stream): Move to net/network-stream.el.

* lisp/gnus/proto-stream.el: Move to net/network-stream.el.

* lisp/net/network-stream.el: Move from gnus/proto-stream.el.
Change prefix to network-stream throughout.
(open-protocol-stream): Merge into open-network-stream, leaving
open-protocol-stream as an alias.  Handle nil BUFFER args.

* lisp/gnus/nnimap.el (nnimap-open-connection-1): Pass explicit :end-of-command
parameter to open-protocol-stream.

* lisp/emacs-lisp/package.el (package--with-work-buffer): Recognize
https URLs.

* lisp/url/url-gw.el (url-open-stream): Use new open-network-stream
functionality to perform encryption.

1 files changed, 6 insertions, 0 deletions

diff --git a/etc/NEWS b/etc/NEWS
index 521741100f1..a1b0896a643 100644
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -773,6 +773,12 @@ sc.el, x-menu.el, rnews.el, rnewspost.el
 
 * Lisp changes in Emacs 24.1
 
+** `open-network-stream' can now be used to open an encrypted stream.
+It now accepts an optional `:type' parameter for initiating a TLS
+connection, directly or via STARTTLS.  To do STARTTLS, additional
+parameters (`:end-of-command', `:success', `:capabilities-command')
+must also be supplied.
+
 ** Code can now use lexical scoping by default instead of dynamic scoping.
 The `lexical-binding' variable lets code use lexical scoping for local
 variables.  It is typically set via file-local variables, in which case it