update readme2

Author: RansML

README.md

@@ -14,4 +14,6 @@ Define:
 Output:
  - carmen.log.gfs, time_x_y.csv, frame_i.png, movie.gif/mp4
 
+<img src="outputs/simulator_out.gif" width="600">
+
 

README.md~

@@ -1,5 +1,17 @@
 # simulator_lidar
 
-This is a LIDAR simulator. A simple world with moving vehicles can be set up by instantiating "Obstacle" class. 
+This is a simple LIDAR simulator developed in python3. A world with moving vehicles can be set up by instantiating "Obstacle" class. 
+
+Requires:
+ - python3
+ - numpy library
+ - matplotlib library (for images and videos)
+ - moviepy library (for videos) 
+
+Define:
+ - obstacles (position, velocity and acceleration)
+
+Output:
+ - carmen.log.gfs, time_x_y.csv, frame_i.png, movie.gif/mp4