Checkmk Werk 10738: Store the site settings of sidebar snapins

ID: 10738 Title: Store the site settings of sidebar snapins Component: Multisite Level: 1 Class: Bug fix Version: 1.7.0i1 Sometimes the configured site of the sidebar snapins "Micro Core Statistics", "Server Performance" and "Event Console Performance" was not saved. As a result the site was reset to the old value when the browser was reloaded. This is fixed.