Some of the SPAPages functional tests are shaky.

Recently been disable here 

Then re-enabled here.

Now constantly failing on ce::master:

• PagesSpaAngularSSRFunctionalTests.addComponent
  • Element not found {By.xpath: //div[contains(@class, 'mgnlEditorBarLabel') and contains(string(), 'Empty')]//parent::div[contains(@class, 'area')]}Expected: Visible and clickable area: exist and visible and enabled

• PagesSpaAngularSSRFunctionalTests.*
  • java.lang.AssertionError: Failed to load light module: angular-ssr-test