Work on refactoring measurements out of Lesion Tracker package

- Removed AssociatedStudies Collection
- Measurement API is generated from configuration files
- Data exchange methods are defined in configuration

Packages/ohif-lesiontracker/both/configuration/dataValidation.js

@@ -0,0 +1,8 @@
+import { bidirectional } from './bidirectional';
+import { nonTarget } from './nonTarget';
+import { length } from './length';
+import { ellipse } from './ellipse';
+
+export const validateMeasurements = () => {
+	console.log('validateMeasurements');
+};