Remove gerrit-elasticsearch folder

The gerrit-elasticsearch folder was accidentally added during a merge
from stable-2.15.

Remove the source files, which are already in the proper place under
the java/ source tree.

Move the test file to its proper location in javatests/

Change-Id: Ib9632eeee29ae59c438550dec75ee42106482d08
3 files changed
tree: a6fd8a96beb951dfd348fc6ed79726fdd462b353
  1. java/
  2. javatests/