Introduce `IS_ADMIN` shortcut, header stats for moderator infos,
fix flagged entry clearing.
Add linuxgamenews.biz as news source.
Add #flags/#incoming count to stats (for moderators).
Add allowed `,` separator to cron specifiers.
Five tags maximum copied per tweet (still shuffled), JSON API debug msg.
Raise delay to around 4 hours. (3 was too frequent.)
Switch uneeded include() for readfile(), all feed templates are static.
p_key_value() with configurable \S+ placeholder,
used by lib/autoupdate to match exclude=1,2,3 versions.
Prepared import_spool for deferred / autoupdate-injected updates.
Added contact mail address alternatively.
Updated description.