Fixed NRE in bulk downloader.
Merge pull request #357 from gmanny/master

Fixed NRE in bulk downloader.
This fixes https://github.com/couchbase/couchbase-lite-net/issues/344
Merge pull request #359 from gmanny/master

#344 Fix
Add the port numbers, which is no longer using default value of 4984 and 4985
Merge branch 'master' of https://github.com/couchbase/couchbase-lite-net
Fixed invalid conditional held over from the old binding
Added IDE pre-reqs
Merge branch 'master' of https://github.com/couchbaselabs/couchbase-lite-net into issue-348