[feat] add support for new insert/update syntax, M.SQL import syntax, and trying to rewrite new mysql driver.

[BernieHuang2008]

• [dev] Update gitignore
• [feat] add M.SQL import style
• [feat] add support for new insert/update syntax
• [feat] trying to rewrite/build the mysql driver.

[BernieHuang2008]

suggestions:

1. revert the changes that make password -> passwd. This kind of renaming may not be so convenient for updating the code.
2. temperarely delete the commits related to the new mysql driver. It should be in an independent branch.