Move zookeeper server configuration to a file and synchronization between threads
Merge branch 'master' of github.com:knowledgehacker/zookeeper-examples

Conflicts:
	hotwords-abtest-strategy-coordinator/start.sh
	hotwords-abtest-strategy/src/main/java/hotwords/abtest/strategy/StrategyAllocator.java
	hotwords-abtest-strategy/src/main/java/hotwords/abtest/strategy/Test.java
	hotwords-abtest-strategy/start.sh