ISSUE=8914 continual updating of total flows

If the controller was not querying the flow stats then the total flow
count may not be correct.  There are some additional improvements with
the total flow count as well, by now tracking flow removed and errors
Merge branch 'ISSUE=8914-updates-the-total-flows-installed-count-every-time-we-slice-stats' into 1.0.3-dev
added some debugging
Merge branch 'ISSUE=9170-duplicate-packet-out-events' into 1.0.3-dev
this is issue #55

added restrictions and a cleaned up schema file
adding support for managed tag mode

adding the configuration pieces and the code to support managed tag
mode.  Where a controller does not need to know its vlan tag range, or
vlan translation.  It will make simple controllers like learning switch
just work.
just need to process the actions for managed mode

just need to process the actions for managed mode, then lots of unit
tests
added the managed tag capability for flowmods

added the managed tag capability for flowmods and and fixing problems
that the unit tests discovered, most of which were with the known state
configs
these tests need fixing

these tests are currently unfinished and need fixing… I was just trying
to get to the point where I have all unit tests working
more tests and fixing problems found via tests

Adding some more tests, and the tests found some other issues that are
now resolved.
support for managed packet outputs

added support for managed packet outputs, for both ALL and single port
outputs.  Also added unit tests to test the capabilities
Merge pull request #57 from ajragusa/#50-managed-tag-mode

#50 managed tag mode