WIP ENH: Add source-space distances
ENH: Better style
ENH: Use scipy
ENH: Add to __init__.py
ENH: Add test, cleanup
ENH: Add version checks
ENH: Works with scipy limit
ENH: Cleaner
FIX: Fix timings
FIX: Update whats_new and reference
ENH: add force option to make surfaces
FIX: Fix partial
ENH: improve argument handling
Merge pull request #830 from dengemann/misc07

ENH: add force option to make surfaces
STY: Cosmits
Merge pull request #802 from Eric89GXL/src-dists

ENH: Add source-space distances
ENH: MEG and EEG run, but incorrectly
ENH: Cleanup after rebase
FIX: Fix writing
FIX: MEG and EEG forwards working