Add outdated state to list

This adds a state "outdated" to the ireadit list that lists all pages
of which the user has read an older, outdated revision. Consequently,
only pages of which the user ha

Add outdated state to list

This adds a state "outdated" to the ireadit list that lists all pages
of which the user has read an older, outdated revision. Consequently,
only pages of which the user has not read any version are considered
"not read".

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Fix argument validation of list syntax

The key for the state to list is "state", not "states", thus the (also
otherwise erroneous) validation never kicked in.

list: Use <li> instead of <div> in <ul>

<div> in <ul> is invalid HTML, and rendering is nicer with <li>

fix: nice error message when 'sqlite' plugin is not enabled

implement new notification version

fix migration

fix migration

fix ireadit users update on auth group change
version upped

fix deleted.files

add list syntax to list iread pages

add config option that allows keep readers on minor edit.

Handel user cretion/modification/deletion in ireadit plugin

Version upped

Less greedy regex

Make sure that the syntax matches only what it should

integration with move plugin

fix lang error

respect useheading setting

add support for notification plugin

add deleted.files

version upped

switch from metadata to sqlite

support migration to sqlite

version upped

debug

debug