code: public StartPoint byId(long... id) {
  		getStartExpression().setIndexOrId(new IndexOrId(id));
  		StartPoint ret = new StartPoint(getStartExpression());
  		return ret;
  	}
docs: <div color='red' style="font-size:24px;color:red"><b><i><u>JCYPHER</u></i></b></div>
  <div color='red' style="font-size:18px;color:red"><i>choose the id(s) of the starting point(s)</i></div>
  <div color='red' style="font-size:18px;color:red"><i>e.g. START.node(n).<b>byId(0, 1)</b></i></div>
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