Added Timestamp on Trigger Profile (openhab#1587)

Signed-off-by: Christoph Weitkamp <[email protected]>

Author: cweitkamp

configuration/items.md

@@ -713,6 +713,7 @@ You can find the documentation of these Profiles within the [Add-On documentatio
 | `rawrocker-to-dimmer`                                                                         | Trigger | Dimmer                | Same as `rawrocker-to-on-off`, but additionally it allows to dim by holding the respective button. Technically, this Profile sends an `INCREASE` or `DECREASE` Command every 500 milliseconds while you hold.                                                                                                                                                                                                                                                                                 |
 | `rawrocker-to-play-pause`, `rawrocker-to-next-previous` and `rawrocker-to-rewind-fastforward` | Trigger | Player                | These Profiles can only be used on Channels of the type `system.rawrocker` and Player Items. They will convert a press on the first rocker button to an `PLAY` / `NEXT` / `FASTFORWARD` command while the second one will be converted to an `PAUSE` / `PREVIOUS` / `REWIND` command.                                                                                                                                                                                                         |
 | `rawrocker-to-stop-move` and `rawrocker-to-up-down`                                           | Trigger | Rollershutter         | These Profiles can only be used on Channels of the type `system.rawrocker` and Rollershutter Items. They will convert a press on the first rocker button to an `MOVE` / `UP` command while the second one will be converted to an `STOP` / `DOWN` command.                                                                                                                                                                                                                                    |
+| `timestamp-trigger`                                                                           | Trigger | DateTime              | This Profile can be used to link a trigger Channel to a DateTime Item and will update it every time the Channel triggers an event, whatever the event is.                                                                                                                                                                                                                                                                                                                                     |
 
 ##### Basic Example