some bug fixed
logback -> log4j
修改README
Merge branch '0.9.0'

Conflicts:
	example/sequence-split-merge/src/main/java/com/alipay/dw/jstorm/example/sequence/SequenceTopology.java
example bug fixed
example bug fixed
update download link
Merge branch 'master' of https://github.com/alibaba/jstorm
port 0.9.0 change to master

change LinkedList to BlockingDequeue
Merge branch '0.9.0'
Merge branch 'master' of https://github.com/alibaba/jstorm

Conflicts:
	README.md
fix example emit data to wrong stream
JStorm 0.9.1 RELEASE
changelist 0.9.0
Merge branch 'master' of https://github.com/alibaba/jstorm
changehistory
getInteger() bug fixed
Merge branch 'master' into 0.9.1

Conflicts:
	README.md
	jstorm-client/src/main/java/backtype/storm/utils/Utils.java