Flocker recipe 498

Part of https://github.com/ClusterHQ/flocker/issues/498
Maybe not. I installed flocker and found that all the dependencies had been installed too.
```
Tests-Mac:flocker-tutorial testuser$ ls -l /usr/local/Cellar/flocker/0.1.0/lib/python2.7/site-packages/
total 472
drwxr-xr-x  4 testuser  admin    136 15 Aug 02:26 Flocker-0.1.0-py2.7.egg
-r--r--r--  1 testuser  admin  99092 15 Aug 02:26 PyYAML-3.10-py2.7-macosx-10.9-intel.egg
drwxr-xr-x  4 testuser  admin    136 15 Aug 02:26 Twisted-14.0.0-py2.7-macosx-10.9-intel.egg
-r--r--r--  1 testuser  admin   9938 15 Aug 02:26 characteristic-0.1.0-py2.7.egg
-r--r--r--  1 testuser  admin    599 15 Aug 02:26 easy-install.pth
drwxr-xr-x  4 testuser  admin    136 15 Aug 02:26 eliot-0.4.0-py2.7.egg
-r--r--r--  1 testuser  admin  30069 15 Aug 02:26 ipaddr-2.1.10-py2.7.egg
-r--r--r--  1 testuser  admin  10851 15 Aug 02:26 netifaces-0.10.4-py2.7-macosx-10.9-intel.egg
-r--r--r--  1 testuser  admin     75 15 Aug 02:26 setuptools.pth
-r--r--r--  1 testuser  admin   2362 15 Aug 02:26 site.py
-r--r--r--  1 testuser  admin   1779 15 Aug 02:26 site.pyc
drwxr-xr-x  5 testuser  admin    170 15 Aug 02:26 six-1.7.3-py2.7.egg
-r--r--r--  1 testuser  admin  63708 15 Aug 02:26 treq-0.2.1-py2.7.egg
drwxr-xr-x  4 testuser  admin    136 15 Aug 02:26 zope.interface-4.0.5-py2.7-macosx-10.9-intel.egg
```