sheets get oauth warn if store scopes do not match requested
sheets get oauth warn if store scopes do not match requested

cryptic errors due to using store files that are missing scope auth
are extremely hard to debug since they are displaced from the point at
which we retrieve the information

now if the caller specifies the scopes the expect we can check them at
load to make sure they are present

tgbugs/pyontutils,tgbugs/pyontutils,tgbugs/pyontutils,tgbugs/pyontutils