(#6682) - Another small text fixes in contributing.md 
(#6682) - Another small text fixes in contributing.md 


seigel/pouchdb,tyler-johnson/pouchdb,cdaringe/pouchdb,seigel/pouchdb,cdaringe/pouchdb,seigel/pouchdb,pouchdb/pouchdb,cdaringe/pouchdb,tyler-johnson/pouchdb,tyler-johnson/pouchdb,pouchdb/pouchdb,pouchdb/pouchdb