Install depends using pip
- Use pip to install eventlet/greenlet
- APPLIANCE_BASE_DIR default to /root/akanda-applaince
- /root/src no longer needed
pep8 fixes

Change-Id: I0a4bf08340c194461439fcfc915179166e918361
Only update route when needed

If the new route matches the current setting, make
not changes. Otherwise take the appropriate action
to create or update the route.

Change-Id: I59809e584001f82e7fce9c67c11d1be686ab761a
add unit test for parsing valid IPv6 route

Change-Id: Id8101d367884497c24f8438b601539dab377d66f
Merge pull request #29 from dhellmann/dhc-1977

Only update route when needed
Proactively clean up incorrect records from the ARP cache.
Merge pull request #30 from ryanpetrello/proactive-arp-cleanup

Proactively clean up incorrect records from the ARP cache.
Don't actually restart the bird process on config push.
Merge pull request #31 from ryanpetrello/master

Don't actually restart the bird process on config push.
Merge remote branch 'upstream/master'
Set default dhcp lease to 1 day
Merge pull request #27 from jordant/master

Install depends using pip
Update the bird driver to properly detect if bird is running.
Merge pull request #32 from ryanpetrello/master

Update the bird driver to properly detect if bird is running.
update versions to build iso on bsd 5.4
Merge pull request #33 from dhellmann/bsd54

update versions to build iso on bsd 5.4