Merge pull request #290 from muddyfeet/master

Fixed MediaKeys releasing on ReleaseAll

BleKeyboard.cpp

@@ -468,6 +468,7 @@ void BleKeyboard::releaseAll(void)
     _mediaKeyReport[0] = 0;
     _mediaKeyReport[1] = 0;
 	sendReport(&_keyReport);
+	sendReport(&_mediaKeyReport);
 }
 
 size_t BleKeyboard::write(uint8_t c)
@@ -543,4 +544,4 @@ void BleKeyboard::delay_ms(uint64_t ms) {
     }
     while(esp_timer_get_time() < e) {}
   }
-}
+}