Update usage

README.md

@@ -15,8 +15,23 @@ Simple bar written in Rust
 Usage: unibar [OPTIONS]
 
 Options:
-  -s, --weather_station <STATION>  Name of the weather station [default: khio]
-  -m, --weather_metric             Use Metric units. Imperial units otherwise
-  -h, --help               Print help
-  -V, --version            Print version
+  -s, --weather-station <WEATHER_STATION>
+          Name of the weather station
+
+          [default: khio]
+
+  -m, --weather-metric
+          Use Metric units in weather data. Imperial units otherwise
+
+  -p, --music-progress
+          Show music progess
+
+  -D, --debug-json
+          Show JSON data returned by query
+
+  -h, --help
+          Print help (see a summary with '-h')
+
+  -V, --version
+          Print version
 ```