Merge pull request #312 from cnnic/dev

4th iterator
split sql file to two file: schema and test data;

simplify mysql section: delete grant user step
update format
format
Update README.md
Update README.md
Update README.md
Update README.md
Update README.md
update db init
format
update conf value
format
Update README.md
change jdk 1.7 to 7
add mysql grant ref
format
format
extract prop to new page
format