(#3173) - Document CouchDB version required for testing
(#3173) - Document CouchDB version required for testing

[skip ci]

cdaringe/pouchdb,yaronyg/pouchdb,daleharvey/pouchdb,tohagan/pouchdb,seigel/pouchdb,nickcolley/pouchdb,mikeymckay/pouchdb,cdaringe/pouchdb,tohagan/pouchdb,jhs/pouchdb,mikeymckay/pouchdb,lukevanhorn/pouchdb,shimaore/pouchdb,nickcolley/pouchdb,pouchdb/pouchdb,jhs/pouchdb,colinskow/pouchdb,bbenezech/pouchdb,tohagan/pouchdb,pouchdb/pouchdb,TechnicalPursuit/pouchdb,willholley/pouchdb,shimaore/pouchdb,TechnicalPursuit/pouchdb,colinskow/pouchdb,mikeymckay/pouchdb,pouchdb/pouchdb,tyler-johnson/pouchdb,garrensmith/pouchdb,colinskow/pouchdb,seigel/pouchdb,bbenezech/pouchdb,bbenezech/pouchdb,nickcolley/pouchdb,tyler-johnson/pouchdb,jhs/pouchdb,lukevanhorn/pouchdb,seigel/pouchdb,TechnicalPursuit/pouchdb,willholley/pouchdb,shimaore/pouchdb,yaronyg/pouchdb,tyler-johnson/pouchdb,garrensmith/pouchdb,willholley/pouchdb,yaronyg/pouchdb,lukevanhorn/pouchdb,daleharvey/pouchdb,garrensmith/pouchdb,cdaringe/pouchdb,daleharvey/pouchdb