[ldapfeed] if a deactivated user becomes available again in its source, reactivate it (closes #2542776) * cwusers that see their ldap source counterpart disappear are deactivated * until now they were not activated again on reappearance * note this behaviour in the doc

Multiple sources of data
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Data sources include SQL, LDAP, RQL, mercurial and subversion.

.. XXX feed me