docs: remove experimental mentions from HSTS and MQTT

Reported-by: Jonathan Cardoso
Bug: https://github.com/curl/curl/pull/6700#issuecomment-913792863
Closes #7681

7 files changed, 8 insertions, 38 deletions

diff --git a/docs/cmdline-opts/page-header b/docs/cmdline-opts/page-header
index 8974e433d..65b503fbb 100644
--- a/docs/cmdline-opts/page-header
+++ b/docs/cmdline-opts/page-header
@@ -132,8 +132,8 @@ without using TLS.
 curl can do directory lookups for you, with or without TLS.
 .IP MQTT
 curl supports MQTT version 3. Downloading over MQTT equals "subscribe" to a
-topic while uploading/posting equals "publish" on a topic. MQTT support is
-experimental and TLS based MQTT is not supported (yet).
+topic while uploading/posting equals "publish" on a topic. MQTT over TLS is
+not supported (yet).
 .IP POP3(S)
 Downloading from a pop3 server means getting a mail. With or without using
 TLS.
diff --git a/docs/libcurl/opts/CURLOPT_HSTS.3 b/docs/libcurl/opts/CURLOPT_HSTS.3
index 2eb366878..399828d7e 100644
--- a/docs/libcurl/opts/CURLOPT_HSTS.3
+++ b/docs/libcurl/opts/CURLOPT_HSTS.3
@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 2020 - 2021, Daniel Stenberg, <daniel@haxx.se>, et al.
 .\" *
 .\" * This software is licensed as described in the file COPYING, which
 .\" * you should have received as part of this distribution. The terms
@@ -29,11 +29,6 @@ CURLOPT_HSTS \- set HSTS cache file name
 
 CURLcode curl_easy_setopt(CURL *handle, CURLOPT_HSTS, char *filename);
 .fi
-.SH EXPERIMENTAL
-Warning: this feature is early code and is marked as experimental. It can only
-be enabled by explicitly telling configure with \fB--enable-hsts\fP. You are
-advised to not ship this in production before the experimental label is
-removed.
 .SH DESCRIPTION
 Make the \fIfilename\fP point to a file name to load an existing HSTS cache
 from, and to store the cache in when the easy handle is closed. Setting a file
diff --git a/docs/libcurl/opts/CURLOPT_HSTSREADDATA.3 b/docs/libcurl/opts/CURLOPT_HSTSREADDATA.3
index 5ae72d826..e2d20373c 100644
--- a/docs/libcurl/opts/CURLOPT_HSTSREADDATA.3
+++ b/docs/libcurl/opts/CURLOPT_HSTSREADDATA.3
@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2021, Daniel Stenberg, <daniel@haxx.se>, et al.
 .\" *
 .\" * This software is licensed as described in the file COPYING, which
 .\" * you should have received as part of this distribution. The terms
@@ -27,11 +27,6 @@ CURLOPT_HSTSREADDATA \- pointer passed to the HSTS read callback
 #include <curl/curl.h>
 
 CURLcode curl_easy_setopt(CURL *handle, CURLOPT_HSTSREADDATA, void *pointer);
-.SH EXPERIMENTAL
-Warning: this feature is early code and is marked as experimental. It can only
-be enabled by explicitly telling configure with \fB--enable-hsts\fP. You are
-advised to not ship this in production before the experimental label is
-removed.
 .SH DESCRIPTION
 Data \fIpointer\fP to pass to the HSTS read function. If you use the
 \fICURLOPT_HSTSREADFUNCTION(3)\fP option, this is the pointer you'll get as
diff --git a/docs/libcurl/opts/CURLOPT_HSTSREADFUNCTION.3 b/docs/libcurl/opts/CURLOPT_HSTSREADFUNCTION.3
index c51df7983..d5e6ea542 100644
--- a/docs/libcurl/opts/CURLOPT_HSTSREADFUNCTION.3
+++ b/docs/libcurl/opts/CURLOPT_HSTSREADFUNCTION.3
@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2021, Daniel Stenberg, <daniel@haxx.se>, et al.
 .\" *
 .\" * This software is licensed as described in the file COPYING, which
 .\" * you should have received as part of this distribution. The terms
@@ -29,11 +29,6 @@ CURLOPT_HSTSREADFUNCTION \- read callback for HSTS hosts
 CURLSTScode hstsread(CURL *easy, struct curl_hstsentry *sts, void *userp);
 
 CURLcode curl_easy_setopt(CURL *handle, CURLOPT_HSTSREADFUNCTION, hstsread);
-.SH EXPERIMENTAL
-Warning: this feature is early code and is marked as experimental. It can only
-be enabled by explicitly telling configure with \fB--enable-hsts\fP. You are
-advised to not ship this in production before the experimental label is
-removed.
 .SH DESCRIPTION
 Pass a pointer to your callback function, as the prototype shows above.
 
diff --git a/docs/libcurl/opts/CURLOPT_HSTSWRITEDATA.3 b/docs/libcurl/opts/CURLOPT_HSTSWRITEDATA.3
index 68c50c24e..ccfdccfab 100644
--- a/docs/libcurl/opts/CURLOPT_HSTSWRITEDATA.3
+++ b/docs/libcurl/opts/CURLOPT_HSTSWRITEDATA.3
@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2021, Daniel Stenberg, <daniel@haxx.se>, et al.
 .\" *
 .\" * This software is licensed as described in the file COPYING, which
 .\" * you should have received as part of this distribution. The terms
@@ -27,11 +27,6 @@ CURLOPT_HSTSWRITEDATA \- pointer passed to the HSTS write callback
 #include <curl/curl.h>
 
 CURLcode curl_easy_setopt(CURL *handle, CURLOPT_HSTSWRITEDATA, void *pointer);
-.SH EXPERIMENTAL
-Warning: this feature is early code and is marked as experimental. It can only
-be enabled by explicitly telling configure with \fB--enable-hsts\fP. You are
-advised to not ship this in production before the experimental label is
-removed.
 .SH DESCRIPTION
 Data \fIpointer\fP to pass to the HSTS write function. If you use the
 \fICURLOPT_HSTSWRITEFUNCTION(3)\fP option, this is the pointer you'll get as
diff --git a/docs/libcurl/opts/CURLOPT_HSTSWRITEFUNCTION.3 b/docs/libcurl/opts/CURLOPT_HSTSWRITEFUNCTION.3
index 55b271c0b..beaa095a5 100644
--- a/docs/libcurl/opts/CURLOPT_HSTSWRITEFUNCTION.3
+++ b/docs/libcurl/opts/CURLOPT_HSTSWRITEFUNCTION.3
@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2021, Daniel Stenberg, <daniel@haxx.se>, et al.
 .\" *
 .\" * This software is licensed as described in the file COPYING, which
 .\" * you should have received as part of this distribution. The terms
@@ -30,11 +30,6 @@ CURLSTScode hstswrite(CURL *easy, struct curl_hstsentry *sts,
                       struct curl_index *count, void *userp);
 
 CURLcode curl_easy_setopt(CURL *handle, CURLOPT_HSTSWRITEFUNCTION, hstswrite);
-.SH EXPERIMENTAL
-Warning: this feature is early code and is marked as experimental. It can only
-be enabled by explicitly telling configure with \fB--enable-hsts\fP. You are
-advised to not ship this in production before the experimental label is
-removed.
 .SH DESCRIPTION
 Pass a pointer to your callback function, as the prototype shows above.
 
diff --git a/docs/libcurl/opts/CURLOPT_HSTS_CTRL.3 b/docs/libcurl/opts/CURLOPT_HSTS_CTRL.3
index ecb7129f9..bfd473c5f 100644
--- a/docs/libcurl/opts/CURLOPT_HSTS_CTRL.3
+++ b/docs/libcurl/opts/CURLOPT_HSTS_CTRL.3
@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 2020, 2021, Daniel Stenberg, <daniel@haxx.se>, et al.
 .\" *
 .\" * This software is licensed as described in the file COPYING, which
 .\" * you should have received as part of this distribution. The terms
@@ -32,11 +32,6 @@ CURLOPT_HSTS_CTRL \- control HSTS behavior
 
 CURLcode curl_easy_setopt(CURL *handle, CURLOPT_HSTS_CTRL, long bitmask);
 .fi
-.SH EXPERIMENTAL
-Warning: this feature is early code and is marked as experimental. It can only
-be enabled by explicitly telling configure with \fB--enable-hsts\fP. You are
-advised to not ship this in production before the experimental label is
-removed.
 .SH DESCRIPTION
 HSTS (HTTP Strict Transport Security) means that an HTTPS server can instruct
 the client to not contact it again over clear-text HTTP for a certain period