Introduced result::front, pop_front and empty() to make it more STL-container-like
Introduced result::front, pop_front and empty() to make it more STL-container-like

coldzhang/sqlpp11,coldzhang/sqlpp11,volka/sqlpp11,rbock/sqlpp11,volka/sqlpp11,rettichschnidi/sqlpp11,happybits/sqlpp11,rettichschnidi/sqlpp11,rbock/sqlpp11,volka/sqlpp11,rbock/sqlpp-concepts-experiments,happybits/sqlpp11,rbock/sqlpp-concepts-experiments,sergeken/sqlpp11,happybits/sqlpp11,rettichschnidi/sqlpp11,coldzhang/sqlpp11,sergeken/sqlpp11,sergeken/sqlpp11,rbock/sqlpp11,sergeken/sqlpp11,rbock/sqlpp-concepts-experiments,rbock/sqlpp11,rettichschnidi/sqlpp11,volka/sqlpp11,happybits/sqlpp11