NoSe/NoSe — pull request #9 by mastrogiovanni (2012-05-15 14:26:24+00:00)
Title: Issue 2 discovery

Added neighbors discovery.
- A node can send a neighbors request and a node answer in a jitter with a neighbor response.
- Neighbor request can be initiated by pressing button or via uart command (Main.java)
- Leds in sender will show number of nodes
- Each neighbor response received save the list of neighbor and will send an uart message