fixed typo
Fix typos and wording for warnings
Merge pull request #34 from victorneo/dev

Fix typos and wording for warnings
removed an unnecessary line
added subq func and removed the riskful subquery detecting feature
added removal warnings
fixed the stupid syntax error
not allow to disable delimit_identifier, allowed_option, and allowed_operator
fixed a typo
made the warnings shorter
use warning instead
added dot, as_, asc, and desc in mosql.util
uh, it's useful actually.
put patching code into a patch function
allow to apply std functions back
added doc for mosql.std
dont add the clause if arg is empty
comments
cleaner
use a warning function