s/StatusPort/HttpPort
since we are adding functionality other than status
introduce 'weave connect' to connect a running router to other peers
Getting this to work with 'wget' is just too cumbersome especially
when it comes to getting the error message out. So 'curl' only.
Merge branch 'master' into 140_weave_connect

Conflicts:
	weave
cosmetic
Merge pull request #159 from rade/140_weave_connect

add `weave connect` to dynamically add peers to running router