Added showhelp

README.md

@@ -2,15 +2,19 @@
 
 A soundboard to trigger sounds remotely or local with a keyboard.
 
+## Compile & install
+
 First install
 * libao
 * mpg123
+* libconfig
 
 On Debian:
 
 ```
 sudo apt-get install libao-dev
 sudo apt-get install mpg123
+sudo apt-get install libconfig-dev
 ```
 
 
@@ -25,3 +29,9 @@ to
 default_driver=pulse
 ```
 
+## Arguments
+
+* -h: Show the help screen and exit
+* -s: Start the server
+* -i <ip>: connect to a server
+* -l or without arguments: Start local