Update README.md

Author: diwi

README.md

@@ -21,21 +21,20 @@ JavaDoc: http://thomasdiewald.com/processing/libraries/liquidfun/reference/index
 ![LiquidFunProcessing](https://github.com/diwi/LiquidFunProcessing/blob/master/screenshots/examples/diewald_LiquidFunProcessing_Examples2.jpg)
 
 ## Examples
-The library includes a lot of examples from the original jbox2d testbed:
-https://github.com/jbox2d/jbox2d/tree/master/jbox2d-testbed/src/main/java/org/jbox2d/testbed/tests
-
+The library includes a lot of examples from the original ![jbox2d testbed](https://github.com/jbox2d/jbox2d/tree/master/jbox2d-testbed/src/main/java/org/jbox2d/testbed/tests).
 For a quick start, each sketch has a couple of default eventhandlers:
 
 - LMB: drag rigid bodies / particles
 - LMB + SHIFT: shoot a bullet
 - MMB: spawn particles
 - RMB: destroy particles
 
-as well as some key-mapping, e.g. to display the debug-draw.
-
+as well as some key-mapping, e.g. to display the debug-draw, restart, pause/resume.
 of course, each of those can be altered, overwritten or disable/removed.
+<br>
+
+### Useful resources:
 
-Useful resources:
 - jBox2d web: http://www.jbox2d.org/
 - jBox2d Testbed: https://github.com/jbox2d/jbox2d/tree/master/jbox2d-testbed
 - Box2d Testbed: https://github.com/erincatto/Box2D/tree/master/Box2D/Testbed