(#136) - Fix "changes limit and view instead of filter" against CouchDB 2.0
(#136) - Fix "changes limit and view instead of filter" against CouchDB 2.0

Do not assume incremental sequence numbers in the test.
This commit also adds a helper function to dig out specific items from
_changes (seems the simplest possible solution rather than importing
lodash or similar).

adamvert/pouchdb,jhs/pouchdb,marcusandre/pouchdb,mainerror/pouchdb,garrensmith/pouchdb,optikfluffel/pouchdb,callahanchris/pouchdb,p5150j/pouchdb,mwksl/pouchdb,greyhwndz/pouchdb,callahanchris/pouchdb,h4ki/pouchdb,tyler-johnson/pouchdb,Actonate/pouchdb,janl/pouchdb,crissdev/pouchdb,slang800/pouchdb,evidenceprime/pouchdb,Knowledge-OTP/pouchdb,cesarmarinhorj/pouchdb,greyhwndz/pouchdb,ramdhavepreetam/pouchdb,nickcolley/pouchdb,microlv/pouchdb,elkingtonmcb/pouchdb,nicolasbrugneaux/pouchdb,cesarmarinhorj/pouchdb,lakhansamani/pouchdb,nickcolley/pouchdb,ntwcklng/pouchdb,optikfluffel/pouchdb,HospitalRun/pouchdb,cshum/pouchdb,optikfluffel/pouchdb,crissdev/pouchdb,Dashed/pouchdb,adamvert/pouchdb,colinskow/pouchdb,colinskow/pouchdb,marcusandre/pouchdb,bbenezech/pouchdb,Actonate/pouchdb,Dashed/pouchdb,lakhansamani/pouchdb,mwksl/pouchdb,TechnicalPursuit/pouchdb,shimaore/pouchdb,callahanchris/pouchdb,lukevanhorn/pouchdb,Charlotteis/pouchdb,janl/pouchdb,Dashed/pouchdb,cshum/pouchdb,mikeymckay/pouchdb,tyler-johnson/pouchdb,marcusandre/pouchdb,mainerror/pouchdb,johnofkorea/pouchdb,h4ki/pouchdb,microlv/pouchdb,lukevanhorn/pouchdb,seigel/pouchdb,garrensmith/pouchdb,mattbailey/pouchdb,cshum/pouchdb,garrensmith/pouchdb,adamvert/pouchdb,asmiller/pouchdb,mikeymckay/pouchdb,seigel/pouchdb,tohagan/pouchdb,nicolasbrugneaux/pouchdb,elkingtonmcb/pouchdb,HospitalRun/pouchdb,willholley/pouchdb,cdaringe/pouchdb,patrickgrey/pouchdb,TechnicalPursuit/pouchdb,ntwcklng/pouchdb,mwksl/pouchdb,johnofkorea/pouchdb,janraasch/pouchdb,cesarmarinhorj/pouchdb,willholley/pouchdb,yaronyg/pouchdb,bbenezech/pouchdb,slang800/pouchdb,crissdev/pouchdb,seigel/pouchdb,lakhansamani/pouchdb,johnofkorea/pouchdb,janl/pouchdb,nickcolley/pouchdb,nicolasbrugneaux/pouchdb,pouchdb/pouchdb,Actonate/pouchdb,elkingtonmcb/pouchdb,ramdhavepreetam/pouchdb,asmiller/pouchdb,mattbailey/pouchdb,willholley/pouchdb,tyler-johnson/pouchdb,shimaore/pouchdb,daleharvey/pouchdb,pouchdb/pouchdb,TechnicalPursuit/pouchdb,yaronyg/pouchdb,patrickgrey/pouchdb,mattbailey/pouchdb,jhs/pouchdb,ramdhavepreetam/pouchdb,Charlotteis/pouchdb,colinskow/pouchdb,mainerror/pouchdb,tohagan/pouchdb,pouchdb/pouchdb,slang800/pouchdb,patrickgrey/pouchdb,KlausTrainer/pouchdb,KlausTrainer/pouchdb,yaronyg/pouchdb,mikeymckay/pouchdb,p5150j/pouchdb,bbenezech/pouchdb,shimaore/pouchdb,Charlotteis/pouchdb,Knowledge-OTP/pouchdb,janraasch/pouchdb,greyhwndz/pouchdb,cdaringe/pouchdb,h4ki/pouchdb,p5150j/pouchdb,Knowledge-OTP/pouchdb,ntwcklng/pouchdb,daleharvey/pouchdb,janraasch/pouchdb,cdaringe/pouchdb,HospitalRun/pouchdb,lukevanhorn/pouchdb,jhs/pouchdb,asmiller/pouchdb,KlausTrainer/pouchdb,daleharvey/pouchdb,tohagan/pouchdb,microlv/pouchdb