Iris Calliope

- show first/last comment of acode of metafile that is supposed to be fixed
- cosmetic bugfix qexp

implement 'first' parameter: considering all other arguments, outputs x-first elements

Code to compute the performance of 2d navigation in the leinweber/heindorf task

data explorer on .oii files => showFourierMaps();

- put back Felix' previous commit

- added rig4 and temp locations.
- bugfix for tempdrive labels
- code cleanup and more generic for future drive locations.

fixed dual channel display

always request new ExpLog for checkbackup

shift-rightclick to copy figures while preserving Matlab figure functionalities