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-viewerbase/client/components/studyBrowser/thumbnailEntry/thumbnailEntry.html

@@ -0,0 +1,30 @@
+<template name="thumbnailEntry">
+    {{#let stack=this.thumbnail.stack}}
+        <div class="thumbnailEntry noselect m-t-1 m-b-2 {{draggableClass}} {{#if isDisplaySetActive stack.displaySetInstanceUid viewportIndex}}active{{/if}}">
+            <div class="p-x-1">
+                {{>imageThumbnail (clone this)}}
+            </div>
+            <div class="seriesDetails clearfix m-x-1 {{#unless stack.seriesDescription}}info-only{{/unless}}">
+                <div class="seriesDescription">
+                    {{stack.seriesDescription}}
+                </div>
+                <div class="seriesInformation">
+                    <div class="item item-series clearfix">
+                        <div class="icon">S:</div>
+                        <div class="value">{{stack.seriesNumber}}</div>
+                    </div>
+                    {{#unless isUndefined instanceNumber}}
+                        <div class="item item-series clearfix">
+                            <div class="icon">I:</div>
+                            <div class="value">{{instanceNumber}}</div>
+                        </div>
+                    {{/unless}}
+                    <div class="item item-frames clearfix">
+                        <div class="icon"><div></div></div>
+                        <div class="value">{{stack.numImageFrames}}</div>
+                    </div>
+                </div>
+            </div>
+        </div>
+    {{/let}}
+</template>