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/LineView.vue

@@ -127,8 +127,11 @@ export default {
             return {x, y, x2, y2};
         },
         stroke() {
-            if (this.itemStyle && this.itemStyle.border) {
-                return this.itemStyle.border.replace('1px solid ', '');
+            if (this.itemStyle) {
+                if (this.itemStyle.border) {
+                    return this.itemStyle.border.replace('1px solid ', '');
+                }
+                return '';
             } else {
                 return this.item.stroke;
             }
@@ -146,9 +149,6 @@ export default {
                 height: `${height}px`
             };
         },
-        styleClass() {
-            return this.itemStyle && this.itemStyle.isStyleInvisible;
-        },
         startHandleClass() {
             return START_HANDLE_QUADRANTS[this.vectorQuadrant];
         },