ENH: Add continuous HPI position calculation
FIX: Fix docstring
ENH: Better testing
ENH: More doc, less method
ENH: Add whats new
Merge pull request #720 from Eric89GXL/maxfilter-head-pos

ENH: Add continuous HPI position calculation
ENH: new function for decimating surfces
ENH: add example
ENH: parital vectorization
ENH: use TVTK instead + make it work
FIX : Triux support in plots and picks
ENH: add working test
FIX : use proper RBF kernel in spectral_embedding in plot_channel_epochs_image
FIX: rewrite fast_dot insertion
Merge pull request #713 from dengemann/fast_dot

WIP/ENH: add fast_dot to ICA
ENH: add pythonized mne_make_scalp_surfaces
STY/DOC: misc
ENH: almost debugged. mne_surf2bem fails
FIX: make it working
ENH: cleanup