A geek's corner has been added to the beamforming pages
https://www.ynic.york.ac.uk/docwiki/BeamformingMaths
Details have been changed on the ynicGetEpoch page
https://www.ynic.york.ac.uk/docwiki/ynicGetEpoch
The artefact rejection page has been updated
https://www.ynic.york.ac.uk/docwiki/Artifact_Rejection