Fix what may have been a bug -- it was not storing the lastSequence when it should have been.  probably rowsIfChanged was broken.
Fix what may have been a bug -- it was not storing the lastSequence when it should have been.  probably rowsIfChanged was broken.

gotmyjobs/couchbase-lite-java-core,couchbase/couchbase-lite-java-core,4u7/couchbase-lite-java-core,mariosotil/couchbase-lite-java-core,mariosotil/couchbase-lite-java-core,netsense-sas/couchbase-lite-java-core,Spotme/couchbase-lite-java-core,mariosotil/couchbase-lite-java-core,deleet/couchbase-lite-java-core