new: {choices|selector}_tables()
support key_col, val_col in sql_query (to return a-array)
new: sql_dangling_links()
dangling_links_view (WIP)
flush messages; typo corrected
anylist, any_view: support display of arbitraty tables and entries for maintenance (WIP)
anylist: beta
add logentry viewer
any_view support: allow arbitrary primary keys in url
always use any_view from anylist; offer link to specialized viewer, if any, in any_view
dangling links view (WIP)
Merge commit 'github/testing' into beta