Added a "Delete" link to the topic details page.
Merge branch 'master' of https://github.com/tistre/TopicBank
Merge branch 'master' of https://github.com/tistre/TopicBank
Merge branch 'master' of https://github.com/tistre/TopicBank
bin/xtm_import.php output cosmetics
bin/delete.php can now read from stdin.
Weird hack for XTM import: Magic ID prefix "topicbank-generate-uuid:" helps create cross-referencable IDs within XTM (for reification).