tree c9ebb184856e7d6aa340eec9cbc5c985729467b5
parent 9ed335bad1de3c569f85ecb88ffd5d2202043953
author Ayaka Koshibe <ayaka@onlab.us> 1428958794 -0700
committer Madan Jampani <madan@onlab.us> 1429045090 +0000

Create local storage for topic candidates mapping. This also includes:

 - using Optional in Leadership, and some commenting.
 - using MutableBooleans + compute()

    part of: Device Mastership store on top of LeadershipService
    Reference: ONOS-76

Conflicts:
	core/api/src/main/java/org/onosproject/cluster/LeadershipService.java
	core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DistributedLeadershipManager.java

Change-Id: I7f090abb123cf23bb5126a935a6e72be00f3e3ce