updated docs

README.md

@@ -57,16 +57,24 @@ configuration is done entirely within the file `config.json`.
 - level: [*string*] verbosity of the log; either `debug`, `info`, `warning` or `error`  
 - timestamp: [*string*] format string for the timestamp; review [moment.js](https://momentjs.com/docs/#/displaying/format/) for further information
 
-### socket: [*object*]
-- location: [*string*] path to the socket file; defaults to `/tmp/ninwa.sock`
+### combos: [*object*]
+- delay: [*number*] time in milliseconds until a combo will be reset
 
 ### watchers: [*object-array*]  
 - device: [*string*] name of or path to an input device; ninwa automatically tries to locate the device in `/dev/input` and `/dev/input/by-id/` if only a name is given  
 - restart: [*boolean*] restart watcher on close
-- grep: [*string*] pre-filter evtest's output with grep
+- sudo: [*boolean*] use sudo to start the evtest process
 - keys: [*object-array*]  
     - key: [*string*] name of the key
+    - combo: [*string-array*] name of one or more keys (in order)
+    - event: [*string*] [event type](https://www.kernel.org/doc/html/latest/input/event-codes.html) to filter evtest's output for 
     - type: [*string*] type of the key event; either `keyup`, `keydown` or `keyhold`
-    - delay: [*number*] time in milliseconds until the key will be registered again (mostly useful for keyhold-events)
-    - command: [*string*] command to execute on key press
+    - delay: [*number*] time in milliseconds until the key will be registered again (mostly useful for keyhold-events; **unavailable for combos**)
+    - command: [*string*] name of the command to execute on key press / combo end
+    
+
+### commands: [*object*]
+- *name*: [*object*]
+    - cmd: [*string*] command / path to script to execute  
     - args: [*string-array*] arguments to pass to the executed command; variables `{{ key }}` and `{{ type }}` used in args will be replaced
+    - sudo: [*boolean*] use sudo to execute the command