Handles static and mixed styles for multiple items in a layout (#2907)

* Show non specific styles when updating multiple item styles
* Save sub object styles to it's domain object
* Layout UI tweak
* Fixes flexible layout bug.
* Fixes font size bug in telemetry view
* Fixes issues with newly places TVOs including transparent properties.
* Fixes #2908
* Say NO to 'transparent' === '__no_value'
- Fixes #2895;
* Ensure styles are correctly applied to domain objects and drawing objects when selected individually
* Ensure none treatment is correctly applied to objects when multple selecting
* Fix intial box border
* Tweaks to c-text-view layout
- Vertically center text;
- Normalize padding;
- Overflow: hidden;

* Tweaks to Clock and Timer layout
- Fixes #2893;
- Vertically center text;
- Normalize padding;
- Overflow: hidden;
- `position: absolute` when in Layout;

Co-authored-by: charlesh88 <charlesh88@gmail.com>
Co-authored-by: Andrew Henry <akhenry@gmail.com>

src/plugins/displayLayout/components/BoxView.vue

@@ -43,7 +43,7 @@ export default {
     makeDefinition() {
         return {
             fill: '#717171',
-            stroke: 'transparent',
+            stroke: '',
             x: 1,
             y: 1,
             width: 10,
@@ -74,13 +74,14 @@ export default {
     },
     computed: {
         style() {
-            return Object.assign({
-                backgroundColor: this.item.fill,
-                border: '1px solid ' + this.item.stroke
-            }, this.itemStyle);
-        },
-        styleClass() {
-            return this.itemStyle && this.itemStyle.isStyleInvisible;
+            if (this.itemStyle) {
+                return this.itemStyle;
+            } else {
+                return {
+                    backgroundColor: this.item.fill,
+                    border: this.item.stroke ? '1px solid ' + this.item.stroke : ''
+                };
+            }
         }
     },
     watch: {