(#3766) - add pouchdb-full-sync to external.md
(#3766) - add pouchdb-full-sync to external.md

cesarmarinhorj/pouchdb,optikfluffel/pouchdb,johnofkorea/pouchdb,greyhwndz/pouchdb,callahanchris/pouchdb,mattbailey/pouchdb,p5150j/pouchdb,ramdhavepreetam/pouchdb,microlv/pouchdb,ramdhavepreetam/pouchdb,janraasch/pouchdb,colinskow/pouchdb,bbenezech/pouchdb,mikeymckay/pouchdb,KlausTrainer/pouchdb,mattbailey/pouchdb,seigel/pouchdb,crissdev/pouchdb,seigel/pouchdb,ntwcklng/pouchdb,patrickgrey/pouchdb,callahanchris/pouchdb,tohagan/pouchdb,elkingtonmcb/pouchdb,adamvert/pouchdb,pouchdb/pouchdb,janraasch/pouchdb,nicolasbrugneaux/pouchdb,nickcolley/pouchdb,mainerror/pouchdb,cshum/pouchdb,adamvert/pouchdb,johnofkorea/pouchdb,KlausTrainer/pouchdb,tohagan/pouchdb,cesarmarinhorj/pouchdb,crissdev/pouchdb,lakhansamani/pouchdb,garrensmith/pouchdb,lakhansamani/pouchdb,mattbailey/pouchdb,yaronyg/pouchdb,adamvert/pouchdb,yaronyg/pouchdb,pouchdb/pouchdb,willholley/pouchdb,optikfluffel/pouchdb,shimaore/pouchdb,tyler-johnson/pouchdb,yaronyg/pouchdb,mikeymckay/pouchdb,cdaringe/pouchdb,patrickgrey/pouchdb,microlv/pouchdb,mainerror/pouchdb,cesarmarinhorj/pouchdb,daleharvey/pouchdb,callahanchris/pouchdb,optikfluffel/pouchdb,Knowledge-OTP/pouchdb,cshum/pouchdb,cdaringe/pouchdb,marcusandre/pouchdb,jhs/pouchdb,shimaore/pouchdb,jhs/pouchdb,lukevanhorn/pouchdb,p5150j/pouchdb,Actonate/pouchdb,mwksl/pouchdb,TechnicalPursuit/pouchdb,elkingtonmcb/pouchdb,bbenezech/pouchdb,cshum/pouchdb,lakhansamani/pouchdb,nickcolley/pouchdb,Actonate/pouchdb,cdaringe/pouchdb,garrensmith/pouchdb,bbenezech/pouchdb,Charlotteis/pouchdb,marcusandre/pouchdb,Dashed/pouchdb,mwksl/pouchdb,janraasch/pouchdb,TechnicalPursuit/pouchdb,jhs/pouchdb,Charlotteis/pouchdb,colinskow/pouchdb,Knowledge-OTP/pouchdb,seigel/pouchdb,johnofkorea/pouchdb,h4ki/pouchdb,pouchdb/pouchdb,nickcolley/pouchdb,mikeymckay/pouchdb,Charlotteis/pouchdb,Dashed/pouchdb,asmiller/pouchdb,marcusandre/pouchdb,patrickgrey/pouchdb,KlausTrainer/pouchdb,ntwcklng/pouchdb,daleharvey/pouchdb,tyler-johnson/pouchdb,ntwcklng/pouchdb,Actonate/pouchdb,microlv/pouchdb,mainerror/pouchdb,Knowledge-OTP/pouchdb,elkingtonmcb/pouchdb,lukevanhorn/pouchdb,ramdhavepreetam/pouchdb,TechnicalPursuit/pouchdb,asmiller/pouchdb,p5150j/pouchdb,asmiller/pouchdb,willholley/pouchdb,willholley/pouchdb,garrensmith/pouchdb,daleharvey/pouchdb,nicolasbrugneaux/pouchdb,crissdev/pouchdb,colinskow/pouchdb,h4ki/pouchdb,mwksl/pouchdb,tohagan/pouchdb,greyhwndz/pouchdb,h4ki/pouchdb,nicolasbrugneaux/pouchdb,Dashed/pouchdb,tyler-johnson/pouchdb,shimaore/pouchdb,lukevanhorn/pouchdb,greyhwndz/pouchdb