updated documentation

README.md

@@ -150,18 +150,19 @@ void loop() {
    ```
 
   * **void bl999_set_rx_pin(byte pin)** - set up digital pin which will be used to 
-    receive sensor signals. Note: digital pin should support ISR, see datasheet for your microcontroller to find pins which supports interrupts 
-  * **void bl999_rx_start()** - starts listening for message from BL999 sensor(s)
-  * **void bl999_rx_stop()** - stops listening for the signals 
+    receive sensor signals. Note: digital pin should support ISR, 
+    see datasheet for your microcontroller to find pins which supports interrupts 
+  * **void bl999_rx_start()** - starts listening for messages from BL999 sensor(s)
+  * **void bl999_rx_stop()** - stops listening for the messages from sensor(s) 
   * **void bl999_wait_rx()** - blocks execution until message from sensor(s) will be received
   * **boolean bl999_wait_rx_max(unsigned long milliseconds)** - blocks execution until message from sensor(s) will be received
     but not more than for passed amount of milliseconds. Returns `true` if message has been receieved
     `false` otherwise
   * **boolean bl999_have_message()** - 
-    returns `true` if message from any sensor was recieved, `false` otherwise
-    NOTE: message will not be overridden with furrther messages
-    until it will be read by the client using **bl999_get_message(BL999Info& info)** method
-    NOTE2: this function does not take in account check sum, so it will return `true` even if message check sum is incorrect  
+    returns `true` if message from any sensor was recieved, `false` otherwise.
+    **NOTE:** message will not be overridden with furrther messages
+    until it will be read by the client using **bl999_get_message(BL999Info& info)** method.
+    **NOTE2:** this function does not take in account check sum, so it will return `true` even if message check sum is incorrect  
   * **boolean bl999_get_message(BL999Info& info)** - 
     if message was recieved (matches check sum or not)
     it will be written to the passed `info` structure.