code: public ItemRevision getItemRevision(int itemId, int revisionId) {
  		return getResourceFactory().getApiResource(
  				"/item/" + itemId + "/revision/" + revisionId).get(
  				ItemRevision.class);
  	}
docs: Returns the data about the specific revision on an item
  
  @param itemId
  The id of the item
  @param revisionId
  The running revision number, starts at 0 for the initial
  revision
  @return The revision