1. change logs 2. typos 3. Release netty resources
1.add release-related info to maven 2. one typo issue
add embed zookeeper support
change demo shell to make user shell easily: user just have a Hadoop installed and start demo-*.sh
1. Add default total iteration to 10. 2. Change source header
1. Add embeded zoo keeper server address to avoid create more than one instance in one jvm.
Logo and readme test.
Logo and readme test.
Merge branch 'develop' of github.com:shifuml/guagua into develop

Conflicts:
	README.md
test readme
test readme
test readme
Update README.md
Update README.md
Update README.md
Update README.md
update README.md
Merge branch 'develop' of github.com:shifuml/guagua into develop

Conflicts:
	README.md
Update README.md
update readme