skytools.dbstruct: import quoting from 2.2 branch
skytools.dbstruct: import quoting from 2.2 branch

tarvip/skytools,tarvip/skytools,tarvip/skytools,markokr/skytools,overdrive3000/skytools,overdrive3000/skytools,markokr/skytools,overdrive3000/skytools,markokr/skytools