change __version__ for 1.7 dev
change __version__ for 1.7 dev

openstates/billy,mileswwatkins/billy,openstates/billy,loandy/billy,sunlightlabs/billy,mileswwatkins/billy,sunlightlabs/billy,loandy/billy,mileswwatkins/billy,openstates/billy,sunlightlabs/billy,loandy/billy