Merge pull request #3 from haosdent/master

Add undeclared methods and gitignore
Add Intellij IDEA git ignore
Fix [Issue-10]: compare condition not working right
modify simpleDateFormat format string
update WebUi port 50030 to 60030
Fix [Issue-11]: condition won't work on negative number
remove any unused @overide for jdk6 can be build
Fix [Issue-18]: condition with only one field, than greater than can't query any results
Fix [Issue-17]: if select items are only storing columns with a column not found error
edit shutdownMiniCluster after stat conn close
Fix query with limit. found no result bug.
commit for 0.11 version release