Readme: add details and new commit id

README.md

@@ -3,15 +3,21 @@ ssid-changer.sh
 
 This script changes the SSID when there is no connection to the selected Gateway.
 
-Once a minute it checks if there is a gateway reacheable with `batctl gwl -H` and
-decides if a change of the SSID is necessary.
+Once a minute it checks if there's still a gateway reacheable with 
 
-*It is a fork of https://github.com/ffac/gluon-ssid-changer that doesn't check
-the tx value any more. It will be in use in Freifunk Nord*
+    batctl gwl -H
+
+and then decides if a change of the SSID is necessary: There is a variable
+MINUTES (default 1440 = 24h) at the top of the script `files/lib/gluon/ssid-changer/ssid-changer.sh`
+that defines after how many minutes offline the SSID will be changed to 
+"FF_OFFLINE_$node_hostname". 
+
+*This is a fork of https://github.com/ffac/gluon-ssid-changer that doesn't check
+the tx value any more. It is now in use in Freifunk Nord*
 
 Gluon versions
 ==============
-This branch of the skript contains the the ssid-changer version for the gluon 2016.1.x. It might probably not work in 2016.2 yet.
+This branch of the skript contains the ssid-changer version for the gluon 2016.2.x.
 
 Implement this package in your firmware
 =======================================
@@ -20,8 +26,8 @@ Create a file "modules" with the following content in your site directory:
 ```
 GLUON_SITE_FEEDS="ssidchanger"
 PACKAGES_SSIDCHANGER_REPO=https://github.com/freifunk-nord/gluon-ssid-changer.git
-PACKAGES_SSIDCHANGER_COMMIT=bc81df8a5a3e19c524f0ea9ede3ae4ab79bb01fd
+PACKAGES_SSIDCHANGER_COMMIT=aa7aba3c2d013528545b40cc92a0e353adc21c66
 PACKAGES_SSIDCHANGER_BRANCH=master
 ```
 
-With this done you can add the package gluon-ssid-changer to your site.mk
+With this done you can add the package `gluon-ssid-changer` to your `site.mk`