fix web-library-include for empty lists
helper macros to insert common bootstrap components in cl-who
enhance navbar macro to handle empty list of links and additional navbar content
introduce named-section*
adjust html/document for bootstrap
improved highlighting in the navbar, and html/document+bs
provide bootstrap styled version of the applications overview page
fix highlighting of navbar to take into account all page relative links
formatting breadcrumbs in bootstrap style
alternative for `bs-body' if no navbar is used
replace bs-body0 with additional css file

+ anyway the other approach does not work because of the breadcrumbs bar