message: docs(popover): add descriptions for Manual triggering and Trigger by input demos
diff: @@ -136,6 +136,8 @@ export const demoComponentContent: ContentSection[] = [
  anchor: 'triggers-manual',
  component: require('!!raw-loader?lang=typescript!./demos/triggers-manual/triggers-manual.ts'),
  html: require('!!raw-loader?lang=markup!./demos/triggers-manual/triggers-manual.html'),
  + description: `<p>This demo shows manipulating popover by <code>show</code>,
  + <code>hide</code> and <code>toggle</code> methods</p>`,
  outlet: DemoPopoverTriggersManualComponent
  },
  {
  @@ -143,6 +145,7 @@ export const demoComponentContent: ContentSection[] = [
  anchor: 'trigger-by-input',
  component: require('!!raw-loader?lang=typescript!./demos/trigger-by-input/trigger-by-input.ts'),
  html: require('!!raw-loader?lang=markup!./demos/trigger-by-input/trigger-by-input.html'),
  + description: `<p>You can show/hide popover by switching <code>isOpen</code> property</p>`,
  outlet: DemoPopoverTriggerByInput
  },
  {
  