Fix bug where handle_NATping wouldn't perform bounds checking
Fix bug where friendreq_handlepacket did not do bounds checking
Merge pull request #347 from nickodell/master

Fix bug where handle_NATping wouldn't perform bounds checking
Throws in a bell when a message is recieved, to warn to user
Update install.rst

sudo should be used instead bash
Merge pull request #348 from stqism/master

Throws in a bell when a message is recieved, to warn to user
Merge pull request #349 from volgafan/patch-1

Update install.rst