Map ancestral state reconstruction

[William Gearty]

Map ancestral states to nodes/branches. Optional: add pie charts at nodes.

[William Gearty]

http://www.zoology.ubc.ca/~fitzjohn/diversitree.docs/asr-mkn.html and ace to plot pie node labels

[William Gearty]

http://blog.phytools.org/2013/03/marginal-ancestral-state-reconstruction.html and http://blog.phytools.org/2013/03/conditional-scaled-likelihoods-in-ace.html

[William Gearty]

Also: http://blog.phytools.org/2013/03/neat-new-function-to-color-branches-by.html

[William Gearty]

Added node reconstruction using ace, which will eventually be replaced by a better method (eg. ASR from diversitree). Doesn't work if tree includes nodes missing data (grey tips).