Feat #1130 [WIP] Adding support for downloading and zipping files (#1501)

* Feat #1130 Adding support for downloading and zipping files

@ This is a combination of 12 commits.
 - Feat #1130 Initial Commit
 - Feat #1130 Adding support for hierachical lists
 - Feat #1130 [WIP] Adding support for downloading and zipping files
 - Feat #1130 Adding support for hierarchical folder structure study, series, instances on generated zip file
 - Feat #1130 Adding unit tests and addressing code review feedbacks
 - Feat #1130 POC (adding module to support on progress handling)
 - Feat #1130 Improving logic from progress tracking utils
 - Feat #1130 Renaming module with progress tracking utils
 - Feat #1130 Beta version of Progress Tracking utils
 - Feat #1130 Adding unit tests for Progress Tracking Utils
 - Feat #1130 Documenting public methods from progress tracking utils module
 - Feat #1130 Adding support for download and zip progress reporting

* Feat #1130 Addressing code review feedback

* Feat #1130 Preventing multiple downloads from executing at once

* Feat #1130 Improving error message for concurrent downloads

* Remove downloadAndZipSeriesOnViewports

Co-authored-by: James Petts <jamesapetts@gmail.com>

platform/core/src/utils/resolveObjectPath.test.js

@@ -0,0 +1,35 @@
+import resolveObjectPath from './resolveObjectPath';
+
+describe('resolveObjectPath', function() {
+  let config;
+
+  beforeEach(function() {
+    config = {
+      active: {
+        user: {
+          name: {
+            first: 'John',
+            last: 'Doe',
+          },
+        },
+        servers: [
+          {
+            ipv4: '10.0.0.1',
+          },
+        ],
+      },
+    };
+  });
+
+  it('should safely return deeply nested values from an object', function() {
+    expect(resolveObjectPath(config, 'active.user.name.first')).toBe('John');
+    expect(resolveObjectPath(config, 'active.user.name.last')).toBe('Doe');
+    expect(resolveObjectPath(config, 'active.servers.0.ipv4')).toBe('10.0.0.1');
+  });
+
+  it('should silently return undefined when intermediate values are not valid objects', function() {
+    expect(resolveObjectPath(config, 'active.usr.name.first')).toBeUndefined();
+    expect(resolveObjectPath(config, 'active.name.last')).toBeUndefined();
+    expect(resolveObjectPath(config, 'active.servers.7.ipv4')).toBeUndefined();
+  });
+});