the TOU interface no longer supports multiple sockets..
all the connections are attached to the same UdpStack.
Multiple sockets will be re-introduced in the next TOU iteration.
At that point the remaining tests will be fixed up.
* tweaked regress.mk
* added scripts to launch tests.
* replaced UdpLayer with UdpStacks.
* only two proper tests: udp_server (passes), test_tou (fails)
git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@4341 b45a01b8-16f6-495d-af2f-9b41ad6348cc