Make PostgreSQL or SQLite choosable via general.yml
Make PostgreSQL or SQLite choosable via general.yml

For the live server on mySociety's systems it's probably best to use
PostgreSQL rather than SQLite (since it will be backed-up along with our
other databases.)

mysociety/yournextrepresentative,mysociety/yournextrepresentative,YoQuieroSaber/yournextrepresentative,mhl/yournextmp-popit,neavouli/yournextrepresentative,YoQuieroSaber/yournextrepresentative,openstate/yournextrepresentative,YoQuieroSaber/yournextrepresentative,mhl/yournextmp-popit,neavouli/yournextrepresentative,datamade/yournextmp-popit,DemocracyClub/yournextrepresentative,datamade/yournextmp-popit,mysociety/yournextmp-popit,mysociety/yournextrepresentative,mysociety/yournextmp-popit,DemocracyClub/yournextrepresentative,openstate/yournextrepresentative,datamade/yournextmp-popit,neavouli/yournextrepresentative,datamade/yournextmp-popit,DemocracyClub/yournextrepresentative,mysociety/yournextrepresentative,mysociety/yournextmp-popit,mysociety/yournextrepresentative,mysociety/yournextmp-popit,mhl/yournextmp-popit,openstate/yournextrepresentative,datamade/yournextmp-popit,YoQuieroSaber/yournextrepresentative,YoQuieroSaber/yournextrepresentative,neavouli/yournextrepresentative,openstate/yournextrepresentative,openstate/yournextrepresentative,mysociety/yournextmp-popit,neavouli/yournextrepresentative