Set lesion table row data in correct columns

Populate Measurements collection according to lesion table columns

Packages/lesiontracker/components/lesionTableTimepointCell/lesionTableTimepointCell.js

@@ -0,0 +1,6 @@
+Template.lesionTableTimepointCell.helpers({
+    'longestDiameter': function() {
+        var longestDiameter = this[Object.keys(this)[0]].longestDiameter;
+        return longestDiameter;
+    }
+});