fixes

Author: StanislavJochman

README.adoc

@@ -118,7 +118,7 @@ From `0` to `100` depending on ambient light.
 
 ## In progress
 
-### Cing.UltrasonicSensor()
+### Cing.ReadUltrasonicSensor()
 
 [Sensor]
 
@@ -130,7 +130,7 @@ Reads the value from external ultrasonic sensor.
 
 #### Syntax
 
-`Cing.UltrasonicSensor()`
+`Cing.ReadUltrasonicSensor()`
 
 
 #### Returns