base: Apache 2.4 compatibility fix

* Adds '<IfVersion >= 2.4>' directive for 'Require all granted' that is
  compatible only with Apache 2.4+ version.

Signed-off-by: Jiri Kuncar <jiri.kuncar@cern.ch>
records: fix for loading iso datetime

Signed-off-by: Jiri Kuncar <jiri.kuncar@cern.ch>