CBLT-202:  separate build step from packaging step

Change-Id: I9c92a95666a692d9b2d9af23d49e0ba0c1441237
Merge branch 'master' of https://github.com/couchbase/couchbase-lite-android-liteserv

* 'master' of https://github.com/couchbase/couchbase-lite-android-liteserv:
  Update submodules
  Update submodules