Add some doc

git-svn-id: https://redmine.imt-atlantique.fr/svn/xaal/code/Python/trunk@2259 b32b6428-25c9-4566-ad07-03861ab6144f

devices/protocols/Aqara/README.rst

+xAAL Aqara Gateway
+==================
+
+
+Install & Config
+----------------
+- Install with python setup.py develop or install.
+- Enable local network on the Aqara Gateway with the Mi Home
+  Android or iOS app. You can follow this manual: 
+  https://www.domoticz.com/wiki/Xiaomi_Gateway_(Aqara)
+  store the secret key somewhere.
+- Run the xAAL gateway with: python -m xaal.aqara. The gateway
+  should detect all Aqara devices on your local network.
+- To enable quick discovery and control devices (switches, leds..)
+  edit the config file ~/.xaal/xaal.aqara.ini and add the key
+  like this:
+  
+  [devices]
+    [[xxxxxxxxxxxx]]
+       base_addr = xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxx
+       model = gateway
+       secret = ydt5xis45x7k5x1x
+       
+
+Notes
+-----
+- xAAL gateway supports more than one Aqara Gateway (hub) on the
+  network make sure to set a secret key to each hub.
+- xAAL gateway supports most Aqara devices, feel free to edit (and
+  submit) xaal/aqara/devices.py if you own a unsupported device.
+  
+