Merge pull request alibaba#885 from yakolee/master

1.0.15

Merge pull request alibaba#816 from yakolee/master

1.0.14

Merge pull request alibaba#794 from yakolee/master

support sqlserver waitfor

Merge pull request alibaba#753 from yakolee/master

bugfix for alibaba#728

add license

add license

Merge pull request alibaba#643 from yakolee/master

improve sqlwall

Merge pull request alibaba#614 from yakolee/master

bugfix for into outfile alibaba#582

modify version to 1.0.5

Merge pull request alibaba#510 from jacking124/master

fix issues alibaba#509