Checkmk Werk 12059: Remove "show more" as default on visual creation and add new topic

ID: 12059 Title: Remove "show more" as default on visual creation and add new topic Component: Multisite Level: 1 Class: New feature Version: 2.1.0i1 New visuals like e.g. dashboards where created with default option "Show more", so in show_mode "Show less" this visuals could not be found in the "Monitor" menu, unless you used the "show more" button. This default option was removed on creation. Furthermore, we created a new topic "My workplace" where you can place your new visuals in the mentioned menu. This topic is only visible after adding the first visual.