switch reasoning from restkit to async cyclone http client

Ignore-this: d7b8d0dba6374315a6eba63ca13e7c69

darcs-hash:20130903035718-312f9-fd247d06bb6d1c88f1f79557e676e3c3b91e834c
reasoning turn on debug log

Ignore-this: 8720eaa32d93a92f6c5f0b78da777d9e

darcs-hash:20130903035807-312f9-cfbda221b9194964522e480b19660c3574bad183
wallscreen show map of people and their distances from home

Ignore-this: f7ff288f146881a55529d9a11585aeb4

darcs-hash:20130910073652-312f9-213c4a5fe56d3b5d9b46ddc40a4e3a2bd3d16963
bugs in async http client. move trig helpers to rdflibtrig, which can work with rdflib 4

Ignore-this: 81dc30256f5d2658e53fce60abea66db

darcs-hash:20130910073852-312f9-f863b729e4c75f160d0740ae9038b5fab084b86b