gui, man, authors: Update docs, translations, and contributors

17 files changed, 142 insertions, 49 deletions

diff --git a/gui/default/assets/lang/lang-de.json b/gui/default/assets/lang/lang-de.json
index ff7028165..7c32229fe 100644
--- a/gui/default/assets/lang/lang-de.json
+++ b/gui/default/assets/lang/lang-de.json
@@ -422,7 +422,7 @@
     "The interval, in seconds, for running cleanup in the versions directory. Zero to disable periodic cleaning.": "Das Intervall, in Sekunden, zwischen den Bereinigungen im Versionsverzeichnis. Null um das regelmäßige Bereinigen zu deaktivieren.",
     "The maximum age must be a number and cannot be blank.": "Das Höchstalter muss angegeben werden und eine Zahl sein.",
     "The maximum time to keep a version (in days, set to 0 to keep versions forever).": "Die längste Zeit, die alte Versionen vorgehalten werden (in Tagen) (0 um alte Versionen für immer zu behalten).",
-    "The number of days must be a number and cannot be blank.": "Die Anzahl von Versionen muss eine Ganzzahl und darf nicht leer sein.",
+    "The number of days must be a number and cannot be blank.": "Die Anzahl der Tage muss eine Ganzzahl sein und darf nicht leer sein.",
     "The number of days to keep files in the trash can. Zero means forever.": "Dauer in Tagen für welche die Dateien aufgehoben werden sollen. 0 bedeutet für immer.",
     "The number of old versions to keep, per file.": "Anzahl der alten Versionen, die von jeder Datei behalten werden sollen.",
     "The number of versions must be a number and cannot be blank.": "Die Anzahl von Versionen muss eine Ganzzahl und darf nicht leer sein.",
diff --git a/man/stdiscosrv.1 b/man/stdiscosrv.1
index 1078e1122..5e45605c8 100644
--- a/man/stdiscosrv.1
+++ b/man/stdiscosrv.1
@@ -27,7 +27,7 @@ level margin: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .\" new: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .in \\n[rst2man-indent\\n[rst2man-indent-level]]u
 ..
-.TH "STDISCOSRV" "1" "Aug 03, 2023" "v1.23.6" "Syncthing"
+.TH "STDISCOSRV" "1" "Aug 09, 2023" "v1.23.6" "Syncthing"
 .SH NAME
 stdiscosrv \- Syncthing Discovery Server
 .SH SYNOPSIS
diff --git a/man/strelaysrv.1 b/man/strelaysrv.1
index 4ef45d89b..2f6f58626 100644
--- a/man/strelaysrv.1
+++ b/man/strelaysrv.1
@@ -27,7 +27,7 @@ level margin: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .\" new: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .in \\n[rst2man-indent\\n[rst2man-indent-level]]u
 ..
-.TH "STRELAYSRV" "1" "Aug 03, 2023" "v1.23.6" "Syncthing"
+.TH "STRELAYSRV" "1" "Aug 09, 2023" "v1.23.6" "Syncthing"
 .SH NAME
 strelaysrv \- Syncthing Relay Server
 .SH SYNOPSIS
diff --git a/man/syncthing-bep.7 b/man/syncthing-bep.7
index b23ca7186..635215c98 100644
--- a/man/syncthing-bep.7
+++ b/man/syncthing-bep.7
@@ -27,7 +27,7 @@ level margin: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .\" new: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .in \\n[rst2man-indent\\n[rst2man-indent-level]]u
 ..
-.TH "SYNCTHING-BEP" "7" "Aug 03, 2023" "v1.23.6" "Syncthing"
+.TH "SYNCTHING-BEP" "7" "Aug 09, 2023" "v1.23.6" "Syncthing"
 .SH NAME
 syncthing-bep \- Block Exchange Protocol v1
 .SH INTRODUCTION AND DEFINITIONS
diff --git a/man/syncthing-config.5 b/man/syncthing-config.5
index afff62816..d6519b6ab 100644
--- a/man/syncthing-config.5
+++ b/man/syncthing-config.5
@@ -27,7 +27,7 @@ level margin: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .\" new: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .in \\n[rst2man-indent\\n[rst2man-indent-level]]u
 ..
-.TH "SYNCTHING-CONFIG" "5" "Aug 03, 2023" "v1.23.6" "Syncthing"
+.TH "SYNCTHING-CONFIG" "5" "Aug 09, 2023" "v1.23.6" "Syncthing"
 .SH NAME
 syncthing-config \- Syncthing Configuration
 .SH SYNOPSIS
diff --git a/man/syncthing-device-ids.7 b/man/syncthing-device-ids.7
index a492575a9..ef2534561 100644
--- a/man/syncthing-device-ids.7
+++ b/man/syncthing-device-ids.7
@@ -27,7 +27,7 @@ level margin: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .\" new: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .in \\n[rst2man-indent\\n[rst2man-indent-level]]u
 ..
-.TH "SYNCTHING-DEVICE-IDS" "7" "Aug 03, 2023" "v1.23.6" "Syncthing"
+.TH "SYNCTHING-DEVICE-IDS" "7" "Aug 09, 2023" "v1.23.6" "Syncthing"
 .SH NAME
 syncthing-device-ids \- Understanding Device IDs
 .sp
diff --git a/man/syncthing-event-api.7 b/man/syncthing-event-api.7
index 9fdc8ae53..6230f1e4a 100644
--- a/man/syncthing-event-api.7
+++ b/man/syncthing-event-api.7
@@ -27,7 +27,7 @@ level margin: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .\" new: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .in \\n[rst2man-indent\\n[rst2man-indent-level]]u
 ..
-.TH "SYNCTHING-EVENT-API" "7" "Aug 03, 2023" "v1.23.6" "Syncthing"
+.TH "SYNCTHING-EVENT-API" "7" "Aug 09, 2023" "v1.23.6" "Syncthing"
 .SH NAME
 syncthing-event-api \- Event API
 .SH DESCRIPTION
diff --git a/man/syncthing-faq.7 b/man/syncthing-faq.7
index 0c9bdb662..a5ab7dc77 100644
--- a/man/syncthing-faq.7
+++ b/man/syncthing-faq.7
@@ -27,7 +27,7 @@ level margin: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .\" new: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .in \\n[rst2man-indent\\n[rst2man-indent-level]]u
 ..
-.TH "SYNCTHING-FAQ" "7" "Aug 03, 2023" "v1.23.6" "Syncthing"
+.TH "SYNCTHING-FAQ" "7" "Aug 09, 2023" "v1.23.6" "Syncthing"
 .SH NAME
 syncthing-faq \- Frequently Asked Questions
 .INDENT 0.0
diff --git a/man/syncthing-globaldisco.7 b/man/syncthing-globaldisco.7
index f21b3d227..1150ecc0e 100644
--- a/man/syncthing-globaldisco.7
+++ b/man/syncthing-globaldisco.7
@@ -27,7 +27,7 @@ level margin: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .\" new: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .in \\n[rst2man-indent\\n[rst2man-indent-level]]u
 ..
-.TH "SYNCTHING-GLOBALDISCO" "7" "Aug 03, 2023" "v1.23.6" "Syncthing"
+.TH "SYNCTHING-GLOBALDISCO" "7" "Aug 09, 2023" "v1.23.6" "Syncthing"
 .SH NAME
 syncthing-globaldisco \- Global Discovery Protocol v3
 .SH ANNOUNCEMENTS
diff --git a/man/syncthing-localdisco.7 b/man/syncthing-localdisco.7
index d50ad0997..aa6ac12a9 100644
--- a/man/syncthing-localdisco.7
+++ b/man/syncthing-localdisco.7
@@ -27,7 +27,7 @@ level margin: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .\" new: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .in \\n[rst2man-indent\\n[rst2man-indent-level]]u
 ..
-.TH "SYNCTHING-LOCALDISCO" "7" "Aug 03, 2023" "v1.23.6" "Syncthing"
+.TH "SYNCTHING-LOCALDISCO" "7" "Aug 09, 2023" "v1.23.6" "Syncthing"
 .SH NAME
 syncthing-localdisco \- Local Discovery Protocol v4
 .SH MODE OF OPERATION
diff --git a/man/syncthing-networking.7 b/man/syncthing-networking.7
index aeea4668d..1cd24a467 100644
--- a/man/syncthing-networking.7
+++ b/man/syncthing-networking.7
@@ -27,7 +27,7 @@ level margin: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .\" new: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .in \\n[rst2man-indent\\n[rst2man-indent-level]]u
 ..
-.TH "SYNCTHING-NETWORKING" "7" "Aug 03, 2023" "v1.23.6" "Syncthing"
+.TH "SYNCTHING-NETWORKING" "7" "Aug 09, 2023" "v1.23.6" "Syncthing"
 .SH NAME
 syncthing-networking \- Firewall Setup
 .SH ROUTER SETUP
diff --git a/man/syncthing-relay.7 b/man/syncthing-relay.7
index c448cd789..2b9c5f696 100644
--- a/man/syncthing-relay.7
+++ b/man/syncthing-relay.7
@@ -27,7 +27,7 @@ level margin: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .\" new: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .in \\n[rst2man-indent\\n[rst2man-indent-level]]u
 ..
-.TH "SYNCTHING-RELAY" "7" "Aug 03, 2023" "v1.23.6" "Syncthing"
+.TH "SYNCTHING-RELAY" "7" "Aug 09, 2023" "v1.23.6" "Syncthing"
 .SH NAME
 syncthing-relay \- Relay Protocol v1
 .SH WHAT IS A RELAY?
diff --git a/man/syncthing-rest-api.7 b/man/syncthing-rest-api.7
index e1920b132..09cb2890f 100644
--- a/man/syncthing-rest-api.7
+++ b/man/syncthing-rest-api.7
@@ -27,7 +27,7 @@ level margin: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .\" new: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .in \\n[rst2man-indent\\n[rst2man-indent-level]]u
 ..
-.TH "SYNCTHING-REST-API" "7" "Aug 03, 2023" "v1.23.6" "Syncthing"
+.TH "SYNCTHING-REST-API" "7" "Aug 09, 2023" "v1.23.6" "Syncthing"
 .SH NAME
 syncthing-rest-api \- REST API
 .sp
diff --git a/man/syncthing-security.7 b/man/syncthing-security.7
index dec0efc18..bf9035666 100644
--- a/man/syncthing-security.7
+++ b/man/syncthing-security.7
@@ -27,7 +27,7 @@ level margin: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .\" new: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .in \\n[rst2man-indent\\n[rst2man-indent-level]]u
 ..
-.TH "SYNCTHING-SECURITY" "7" "Aug 03, 2023" "v1.23.6" "Syncthing"
+.TH "SYNCTHING-SECURITY" "7" "Aug 09, 2023" "v1.23.6" "Syncthing"
 .SH NAME
 syncthing-security \- Security Principles
 .sp
diff --git a/man/syncthing-stignore.5 b/man/syncthing-stignore.5
index 901e65c32..da7369af4 100644
--- a/man/syncthing-stignore.5
+++ b/man/syncthing-stignore.5
@@ -27,7 +27,7 @@ level margin: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .\" new: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .in \\n[rst2man-indent\\n[rst2man-indent-level]]u
 ..
-.TH "SYNCTHING-STIGNORE" "5" "Aug 03, 2023" "v1.23.6" "Syncthing"
+.TH "SYNCTHING-STIGNORE" "5" "Aug 09, 2023" "v1.23.6" "Syncthing"
 .SH NAME
 syncthing-stignore \- Prevent files from being synchronized to other nodes
 .SH SYNOPSIS
diff --git a/man/syncthing-versioning.7 b/man/syncthing-versioning.7
index 02858ece5..bf893ceba 100644
--- a/man/syncthing-versioning.7
+++ b/man/syncthing-versioning.7
@@ -27,7 +27,7 @@ level margin: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .\" new: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .in \\n[rst2man-indent\\n[rst2man-indent-level]]u
 ..
-.TH "SYNCTHING-VERSIONING" "7" "Aug 03, 2023" "v1.23.6" "Syncthing"
+.TH "SYNCTHING-VERSIONING" "7" "Aug 09, 2023" "v1.23.6" "Syncthing"
 .SH NAME
 syncthing-versioning \- Keep automatic backups of deleted files by other nodes
 .sp
@@ -47,6 +47,13 @@ Bob. If Alice changes a file locally on her own computer Syncthing will
 not and can not archive the old version.
 .UNINDENT
 .UNINDENT
+.sp
+The applicable configuration options for each versioning strategy are described
+below.  For most of them it’s possible to specify where the versions are stored,
+with the default being the \fB\&.stversions\fP folder inside the shared folder path.
+If you set a custom version path, please ensure that it’s on the same partition
+or filesystem as the regular folder path, as moving files there may otherwise
+fail.
 .SH TRASH CAN FILE VERSIONING
 .sp
 This versioning strategy emulates the common “trash can” approach. When a file
@@ -54,34 +61,27 @@ is deleted or replaced due to a change on a remote device, it is moved to
 the trash can in the \fB\&.stversions\fP folder. If a file with the same name was
 already in the trash can it is replaced.
 .sp
-A configuration option is available to clean the trash can from files older
-than a specified number of days. If this is set to a positive number of days,
-files will be removed when they have been in the trash can that long. Setting
-this to zero prevents any files from being removed from the trash can
-automatically.
+A \fI\%configuration option\fP is
+available to clean the trash can from files older than a specified number of
+days.  If this is set to a positive number of days, files will be removed when
+they have been in the trash can that long.  Setting this to zero prevents any
+files from being removed from the trash can automatically.
 .SH SIMPLE FILE VERSIONING
 .sp
-With “Simple File Versioning” files are moved to the \fB\&.stversions\fP folder
-(inside your shared folder) when replaced or deleted on a remote device. This
-option also takes a value in an input titled “Keep Versions” which tells
-Syncthing how many old versions of the file it should keep. For example, if
-you set this value to 5, if a file is replaced 5 times on a remote device, you
-will see 5 time\-stamped versions on that file in the “.stversions” folder on
-the other devices sharing the same folder.
+With “Simple File Versioning” files are moved to the \fB\&.stversions\fP folder when
+replaced or deleted on a remote device.  In addition to the
+\fI\%cleanoutDays\fP option, this strategy also takes a
+value in an input titled “Keep Versions” which tells Syncthing how many old
+versions of the file it should \fI\%keep\fP\&.  For
+example, if you set this value to 5, if a file is replaced 5 times on a remote
+device, you will see 5 time\-stamped versions on that file in the \fB\&.stversions\fP
+folder on the other devices sharing the same folder.
 .SH STAGGERED FILE VERSIONING
 .sp
-With “Staggered File Versioning” files are also moved to a different folder
-when replaced or deleted on a remote device (just like “Simple File
-Versioning”), however, versions are automatically deleted if they are older
-than the maximum age or exceed the number of files allowed in an interval.
-.sp
-With this versioning method it’s possible to specify where the versions are
-stored, with the default being the \fB\&.stversions\fP folder inside the normal
-folder path. If you set a custom version path, please ensure that it’s on the
-same partition or filesystem as the regular folder path, as moving files there
-may otherwise fail. You can use an absolute path (this is recommended) or a
-relative path. Relative paths are interpreted relative to Syncthing’s current
-or startup directory.
+With “Staggered File Versioning” files are also moved to the \fB\&.stversions\fP
+folder when replaced or deleted on a remote device (just like “Simple File
+Versioning”), however, versions are automatically deleted if they are older than
+the maximum age or exceed the number of files allowed in an interval.
 .sp
 The following intervals are used and they each have a maximum number of files
 that will be kept for each.
@@ -102,8 +102,9 @@ Until maximum age, the oldest version in every week is kept.
 .TP
 .B Maximum Age
 The maximum time to keep a version in days. For example, to keep replaced or
-deleted files in the “.stversions” folder for an entire year, use 365. If
-only for 10 days, use 10.
+deleted files in the \fB\&.stversions\fP folder for an entire year, use 365. If
+only for 10 days, use 10.  Corresponds to the
+\fI\%maxAge\fP option.
 \fBNote: Set to 0 to keep versions forever.\fP
 .UNINDENT
 .sp
@@ -116,12 +117,12 @@ For more info, check the \fI\%unit test file\fP <\fBhttps://github.com/syncthing
 that shows which versions are deleted for a specific run.
 .SH EXTERNAL FILE VERSIONING
 .sp
-This versioning method delegates the decision on what to do to an
-external command (e.g. a program or a command line script). Just prior
-to a file being replaced, the command will be executed. The file needs
-to be removed from the folder in the process, or otherwise Syncthing
-will report an error. The command can use the following templated
-arguments:
+This versioning strategy delegates the decision on what to do to an
+\fI\%external command\fP (e.g. a program or a
+command line script).  Just prior to a file being replaced, the command will be
+executed.  The file needs to be removed from the folder in the process, or
+otherwise Syncthing will report an error.  The command can use the following
+templated arguments:
 .INDENT 0.0
 .TP
 .B %FOLDER_PATH%
@@ -291,6 +292,98 @@ The only caveat that you should be aware of is that if your Syncthing
 folder is located on a portable storage, such as a USB stick, or if you
 have the Recycle Bin disabled, then the script will end up deleting all
 files permanently.
+.SH CONFIGURATION PARAMETER REFERENCE
+.sp
+The versioning settings are grouped into their own section of each folder in the
+\fBconfiguration file\fP\&.  The following shows an
+example of such a section in the XML:
+.INDENT 0.0
+.INDENT 3.5
+.sp
+.nf
+.ft C
+<folder id="...">
+    <versioning type="simple">
+        <cleanupIntervalS>3600</cleanupIntervalS>
+        <fsPath></fsPath>
+        <fsType>basic</fsType>
+        <param key="cleanoutDays" val="0"></param>
+        <param key="keep" val="5"></param>
+    </versioning>
+</folder>
+.ft P
+.fi
+.UNINDENT
+.UNINDENT
+.INDENT 0.0
+.TP
+.B versioning.type
+Selects one of the versioning strategies: \fBtrashcan\fP, \fBsimple\fP,
+\fBstaggered\fP, \fBexternal\fP or leave empty to disable versioning completely.
+.UNINDENT
+.INDENT 0.0
+.TP
+.B versioning.fsPath
+Overrides the path where old versions of files are stored and defaults to
+\fB\&.stversions\fP if left empty.  An absolute or relative path can be
+specified.  The latter is interpreted relative to the shared folder path, if
+the \fI\%fsType\fP is configured as \fBbasic\fP\&.  Ignored
+for the \fBexternal\fP versioning strategy.
+.sp
+This option used to be stored under the keys \fBfsPath\fP or \fBversionsPath\fP
+in the \fI\%params\fP element.
+.UNINDENT
+.INDENT 0.0
+.TP
+.B versioning.fsType
+The internal file system implementation used to access this versions folder.
+Only applies if \fI\%fsPath\fP is also set non\-empty,
+otherwise the \fBfilesystemType\fP from the folder element is used
+instead.  Refer to that option description for possible values.  Ignored for
+the \fBexternal\fP versioning strategy.
+.sp
+This option used to be stored under the key \fBfsType\fP in the
+\fI\%params\fP element.
+.UNINDENT
+.INDENT 0.0
+.TP
+.B versioning.cleanupIntervalS
+The interval, in seconds, for running cleanup in the versions folder.  Zero
+to disable periodic cleaning.  Limited to one year (31536000 seconds).
+Ignored for the \fBexternal\fP versioning strategy.
+.sp
+This option used to be stored under the key \fBcleanInterval\fP in the
+\fI\%params\fP element.
+.UNINDENT
+.INDENT 0.0
+.TP
+.B versioning.params
+Each versioning strategy can have configuration parameters specific to its
+implementation under this element.
+.UNINDENT
+.INDENT 0.0
+.TP
+.B versioning.params.cleanoutDays
+The number of days to keep files in the versions folder.  Zero means to keep
+forever.  Older elements encountered during cleanup are removed.
+.UNINDENT
+.INDENT 0.0
+.TP
+.B versioning.params.keep
+The number of old versions to keep, per file.
+.UNINDENT
+.INDENT 0.0
+.TP
+.B versioning.params.maxAge
+The maximum time to keep a version, in seconds.  Zero means to keep forever.
+.UNINDENT
+.INDENT 0.0
+.TP
+.B versioning.params.command
+External command to execute for storing a file version about to be replaced
+or deleted.  If the path to the application contains spaces, it should be
+quoted.
+.UNINDENT
 .SH AUTHOR
 The Syncthing Authors
 .SH COPYRIGHT
diff --git a/man/syncthing.1 b/man/syncthing.1
index 9c1071b19..d84c524c3 100644
--- a/man/syncthing.1
+++ b/man/syncthing.1
@@ -27,7 +27,7 @@ level margin: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .\" new: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .in \\n[rst2man-indent\\n[rst2man-indent-level]]u
 ..
-.TH "SYNCTHING" "1" "Aug 03, 2023" "v1.23.6" "Syncthing"
+.TH "SYNCTHING" "1" "Aug 09, 2023" "v1.23.6" "Syncthing"
 .SH NAME
 syncthing \- Syncthing
 .SH SYNOPSIS