code: function alignPreprocessorStructure(oPreprocessor) {
  		oPreprocessor._settings = {};
  		for (var sProp in oPreprocessor) {
  			// copy all relevant settings to the internal settings object which gets passed to the preprocessor function
  			if (sProp.indexOf("_") !== 0) {
  				oPreprocessor._settings[sProp] = oPreprocessor[sProp];
  			}
  		}
  	}
docs: align object structure to internal preprocessor format to be able to store internal settings without conflicts
  external view: { preprocessor: ("my.Preprocessor" || function), settings: {everythingElse: ... , ...} }
  internal view: { _settings:{ preprocessor: ("my.Preprocessor" || function), settings: {everythingElse: ... , ...}}, _internalFoo: "bar"}
  
  @param {sap.ui.core.mvc.View.Preprocessor} oPreprocessor Preprocessor config object
  @private