Improve display of print-answers: - provide API functions "get_duration" and "get_IPs" for ans - added info box "runtime-data" in inclass-exam.wf about changed submissions (number of revisions, duration, all IP addresses of the submission) - added message keys for "nr_changes" and "duration" - updated CSS to handle "runtime-data" - bump version number to 5.10.0d16
- test-items: added ordering item type (short_text_interaction) - simplified code by using ':get_named_sub_component_value -from_repeat ...' - refetch site-wide pages, when the source code of the site-wide pages changes. - bumped version number to 5.10.0d16