BF: unformatted multiline text now displayed well
ENF: nicer plotting

BF: deal with less than 8 runs in corr and svm
BF: line plot tick labels correct

ENH: draw_sig is in try because it might fail due to NaNs
ENH: nicer GUI layout
BF: link to docs
ENH: choice boxes in demos
BF: minor docs stuff
DEMOS: fmri runs nicely