Merge github.com:wurstmeister/storm-kafka-0.8-plus

Conflicts:
	README.md
	pom.xml
	src/jvm/storm/kafka/DynamicBrokersReader.java
	src/jvm/storm/kafka/KafkaConfig.java
	src/jvm/storm/kafka/KafkaSpout.java
	src/jvm/storm/kafka/PartitionManager.java
	src/jvm/storm/kafka/StaticCoordinator.java
	src/jvm/storm/kafka/ZkCoordinator.java
	src/jvm/storm/kafka/ZkState.java