Feature/synchronizer constructor can accept several events (#332)
Feature/synchronizer constructor can accept several events (#332)

* @param event can contain more than one event, separated by a space

* typo

cornerstonejs/cornerstoneTools,cornerstonejs/cornerstoneTools,cornerstonejs/cornerstoneTools,leonardorame/cornerstoneTools,chafey/cornerstoneTools,leonardorame/cornerstoneTools