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

gui/default/assets/lang/lang-en.json

@@ -39,6 +39,8 @@
    "Bugs": "Bugs",
    "Changelog": "Changelog",
    "Clean out after": "Clean out after",
+   "Cleaning Versions": "Cleaning Versions",
+   "Cleanup Interval": "Cleanup Interval",
    "Click to see discovery failures": "Click to see discovery failures",
    "Close": "Close",
    "Command": "Command",
@@ -294,6 +296,7 @@
    "The Syncthing Authors": "The Syncthing Authors",
    "The Syncthing admin interface is configured to allow remote access without a password.": "The Syncthing admin interface is configured to allow remote access without a password.",
    "The aggregated statistics are publicly available at the URL below.": "The aggregated statistics are publicly available at the URL below.",
+   "The cleanup interval cannot be blank.": "The cleanup interval cannot be blank.",
    "The configuration has been saved but not activated. Syncthing must restart to activate the new configuration.": "The configuration has been saved but not activated. Syncthing must restart to activate the new configuration.",
    "The device ID cannot be blank.": "The device ID cannot be blank.",
    "The device ID to enter here can be found in the \"Actions \u003e Show ID\" dialog on the other device. Spaces and dashes are optional (ignored).": "The device ID to enter here can be found in the \"Actions \u003e Show ID\" dialog on the other device. Spaces and dashes are optional (ignored).",
@@ -305,6 +308,8 @@
    "The following intervals are used: for the first hour a version is kept every 30 seconds, for the first day a version is kept every hour, for the first 30 days a version is kept every day, until the maximum age a version is kept every week.": "The following intervals are used: for the first hour a version is kept every 30 seconds, for the first day a version is kept every hour, for the first 30 days a version is kept every day, until the maximum age a version is kept every week.",
    "The following items could not be synchronized.": "The following items could not be synchronized.",
    "The following items were changed locally.": "The following items were changed locally.",
+   "The interval must be a positive number of seconds.": "The interval must be a positive number of seconds.",
+   "The interval, in seconds, for running cleanup in the versions directory. Zero to disable periodic cleaning.": "The interval, in seconds, for running cleanup in the versions directory. Zero to disable periodic cleaning.",
    "The maximum age must be a number and cannot be blank.": "The maximum age must be a number and cannot be blank.",
    "The maximum time to keep a version (in days, set to 0 to keep versions forever).": "The maximum time to keep a version (in days, set to 0 to keep versions forever).",
    "The number of days must be a number and cannot be blank.": "The number of days must be a number and cannot be blank.",
@@ -346,6 +351,7 @@
    "Versions": "Versions",
    "Versions Path": "Versions Path",
    "Versions are automatically deleted if they are older than the maximum age or exceed the number of files allowed in an interval.": "Versions are automatically deleted if they are older than the maximum age or exceed the number of files allowed in an interval.",
+   "Waiting to Clean": "Waiting to Clean",
    "Waiting to Scan": "Waiting to Scan",
    "Waiting to Sync": "Waiting to Sync",
    "Warning, this path is a parent directory of an existing folder \"{%otherFolder%}\".": "Warning, this path is a parent directory of an existing folder \"{{otherFolder}}\".",
@@ -370,6 +376,7 @@
    "files": "files",
    "full documentation": "full documentation",
    "items": "items",
+   "seconds": "seconds",
    "{%device%} wants to share folder \"{%folder%}\".": "{{device}} wants to share folder \"{{folder}}\".",
    "{%device%} wants to share folder \"{%folderlabel%}\" ({%folder%}).": "{{device}} wants to share folder \"{{folderlabel}}\" ({{folder}})."
 }