Merge into master from pull request #78:
update indigo (https://github.com/floodlight/ivs/pull/78)
update switchlight-common to include lacp commits
commit for lacpa module init
Merge into master from pull request #79:
Lacp (https://github.com/floodlight/ivs/pull/79)
update indigo

* submodules/indigo fda9a1e...5f24e73 (3):
  > Merge into master from pull request #73: Fix switch pipeline prototypes. (https://github.com/floodlight/indigo/pull/73)
  > Merge into master from pull request #72: Add support to indigo for switch pipeline messages. (https://github.com/floodlight/indigo/pull/72)
  > Merge into master from pull request #71: Increase timer event queue length per test team request (https://github.com/floodlight/indigo/pull/71)
OVSDriver: add stub Indigo pipeline interfaces
Merge into master from pull request #80:
update indigo to get pipeline interfaces (https://github.com/floodlight/ivs/pull/80)
Add lldpa init and update sl-common SHA-1 to include lldpa lib
Merge into master from pull request #81:
Add lldpa init and update sl-common SHA-1 to include lldpa lib (https://github.com/floodlight/ivs/pull/81)
update indigo

* submodules/indigo 5f24e73...cf28cd1 (3):
  > Merge into master from pull request #75: BSN counter stats requests (https://github.com/floodlight/indigo/pull/75)
  > Merge into master from pull request #76: Consume loci and locitest from loxigen-artifacts (https://github.com/floodlight/indigo/pull/76)
  > Merge into master from pull request #74: Update LOCI and fix group fallout (https://github.com/floodlight/indigo/pull/74)