merge display layout view config with components, add line view.

* Hacky WIP

* WIP

* check for 'domainobject' in data transfer

* Metadata manager can return default display value

* Refactor subobject and telemetry views to use layout frame

* Use data domainObject

* Get metadata for selected object.

* Don't inject lodash via vue

* move selection to specific layout types

* restore toolbar functionality

* Support creating line

* Add controls for setting x, y, x2 and y2 for lines from the toolbar.

* Initial attempt at resizing lines

* Check for duplicate panel

* line resize handles working

* Get Text and Box elements working.

* Refactor image view to use layout frame

* Fix drill in

* Check for object before accessing the identifier to avoid type error.

* Add inspectable class if item is subobject or telemetry view.

* Delete unused files

* remove unused imports

* Fix typos

* Fix cssClass and objectPath

* object can be undefined so check for it not being undefined before adding a listener.

* Set cssClass when domain object is available

* Get user input for text and image in the toolbar when adding element.

src/api/telemetry/TelemetryMetadataManager.js

@@ -124,6 +124,22 @@ define([
         return sortedMetadata;
     };
 
+    TelemetryMetadataManager.prototype.getDefaultDisplayValue = function () {
+        let valueMetadata = this.valuesForHints(['range'])[0];
+
+        if (valueMetadata === undefined) {
+            valueMetadata = this.values().filter(values => {
+                return !(values.hints.domain);
+            })[0];
+        }
+
+        if (valueMetadata === undefined) {
+            valueMetadata = this.values()[0];
+        }
+
+        return valueMetadata.key;
+    };
+
 
     return TelemetryMetadataManager;