assign teaching + tutoring for spring toolkit

planning for bug binge, see http://bugzilla.fieldtriptoolbox.org/show_bug.cgi?id=2028#c6

Robert and JM will follow up on the toolkit assigmnents

Nietzsche asked about padding. Robert fixed the 's and Nietzsche will make a tag or link.

Luca will deal with http://bugzilla.fieldtriptoolbox.org/show_bug.cgi?id=2831