code: function( propName, propVal, wc, options, callback ) {
  	if ( typeof options === 'function' ) {
  		callback = options;
  		options = null;
  	}
  	options = options || {};
  	addExtraOptions( [ 'quiet', 'depth', 'revision', 'force' ], options, true );
  	executeSvn( [ 'propset', propName, propVal, wc ], options, callback );
  }
docs: Sets an svn property from a working copy / repository
  @function propset
  @memberof commands
  @param {string} propName - Property name
  @param {string} propVal - Property value
  @param {string} wc - Target file / folder or URL
  @param {object} [options] - Options object
  @param {function} [callback] - Complete callback
  @alias pset
  @alias ps