Context-Menu for Tables (#2424)

* add context menu capability to table rows, add view switcher to preview

* add an option to limit context menu actions to the ones requested, and modify preview action to also include a view historical data action

* extend preview action into view historical data action

* add context menu to LAD Table

* add keys to context menu actions, allow tables to conditionally attach context menu handler

* working switch y axis label

* New vertical select element for Y axis configuration in plots

- CSS for vertically rotated selects for Y axis label selection;
- New theme constants;
- Removed themedSelect theme mixins;
- New SASS svgColorFromHex function;

* use keys in lad table context menu options

* show historical view context menu on alpha-numerics

* make reviewer requested changes

* pass contextual object path from object view down etc

* made reviewer requested changes: removed options object, pass in object path instead

* remove redundant function from LADRow.vue

src/plugins/displayLayout/plugin.js

@@ -37,7 +37,7 @@ export default function DisplayLayoutPlugin(options) {
             canEdit: function (domainObject) {
                 return domainObject.type === 'layout';
             },
-            view: function (domainObject) {
+            view: function (domainObject, isEditing, objectPath) {
                 let component;
                 return {
                     show(container) {
@@ -49,13 +49,14 @@ export default function DisplayLayoutPlugin(options) {
                             provide: {
                                 openmct,
                                 objectUtils,
-                                options
+                                options,
+                                objectPath
                             },
                             el: container,
                             data () {
                                 return {
                                     domainObject: domainObject
-                                }
+                                };
                             }
                         });
                     },