#181: Map boxes shifted after scroll

Implemented fix from François Prunayre

https://github.com/geonetwork/core-geonetwork/commit/36e5e4e753e81ee62cd5f12616ae0273767c54f0
Merge branch 'OEH-2.10.0' of https://github.com/lisasoft/core-geonetwork into OEH-2.10.0