Add builder pattern to make it easier to build queries

Merge pull request #6 from TeamWanari/refactor-filter

add builder pattern to build queries

Making changes to be usable without SyncGateway

Added document converters, added nested fields query support, more filters, removed CouchbasePage

Making changes for Couchbase 4.6.1

Fixed query for Couchbase 4.6.1, added mapper function for CouchbasePage

Added findOne function

Merge branch 'master' of https://github.com/TeamWanari/couchbase-quer…

…y-executor

Rev mapping added

Previously _rev wasn't mapped to the Object from which the lib creates the POJO

Initial release

The first version of this lib.