CBLT-271:  instantiate VERSION_NAME, VERSION_CODE with release number and build iteration
in couchbase-lite-java-core/src/main/java/com/couchbase/lite/support/Version.java

undo changes after build phase completes

Change-Id: Ib1d3046fe5ba6bc3806651145cbdabc9cc216e10
Reviewed-on: http://review.couchbase.org/36303
Reviewed-by: Traun Leyden <tleyden@couchbase.com>
Tested-by: Traun Leyden <tleyden@couchbase.com>