Defect 2278539 (#1415)

* autoscale and manual radiobuutton fixes

* alt text attribute for images

* Revert "alt text attribute for images"

This reverts commit 5a660551c6289d475b6298f90abc9d149146772e.

* alt text for decorative images

* sev2 accessibilitydefects in data explorer

* Revert "sev2 accessibilitydefects in data explorer"

This reverts commit b84d5b572c6f127cd17033995c919867285d897e.

* Sev2 accessibilitydefects

* Revert "Sev2 accessibilitydefects"

This reverts commit a4e60f106c43d0fe994fc9a0749b084ae427397e.

* accessibilitydefects-data explorer

* Accessibility sev-2 defects-2

* corrections for 2278347,2278096 and fix for 2264174

* corrections for 2278347,2278096 and fix for 2264174

* fix for defect 2276938

* wrong aria attibute used

* refresh, expand, collapse tree does not have proper label for screenreader

* wrong role is assigned to anchor link

* Update MiddlePaneComponent.tsx

* Update treeComponent.less

* Update CollapsedResourceTree.tsx

* Update ResourceTreeContainer.tsx

* Update TableEntity.tsx

* Update ResourceTreeContainer.tsx

src/Explorer/Panes/PanelInfoErrorComponent.tsx

@@ -48,7 +48,7 @@ export const PanelInfoErrorComponent: React.FunctionComponent<PanelInfoErrorProp
           )}
         </Text>
         {showErrorDetails && (
-          <a className="paneErrorLink" role="link" onClick={expandConsole} tabIndex={0} onKeyPress={expandConsole}>
+          <a className="paneErrorLink" role="button" onClick={expandConsole} tabIndex={0} onKeyPress={expandConsole}>
             More details
           </a>
         )}