Fixed docs. Removed initializeClientRecommender. Property id list file isn't needed anymore. Its work in done in DataIngestServlet.

Change-Id: Ica60d9678d3dd6d3a6be4b6ec7fd3b53618b6830
Merge "Fixed docs. Removed initializeClientRecommender. Property id list file isn't needed anymore. Its work in done in DataIngestServlet."