* Get accurate reason when a query is not executed sucessfully. Disable test case for async query in lua51 connector.

* Add a build option to disable embedded lua lib. By default enable.

* Restore default dependency for module query to avoid compile error on windows.

stable sort to merge data from one vnode and make diff/derivate/csum/mavg not project query on stable

This reverts commit a1268020.

fix error tips because of overflowing of convert time precision & invalidate tips in function of derivative

<fix>:order is reversed twice when two consecutive projection operator work on sql select pow(c1,2)+2 from tb order by ts desc