add initial cut of phylo div renderer
kill some magic numbers
larger phylo test data for benchmarking
fit tree into container
get rid of jquery css() because it's slow (top line of the profile)
clean up
eliminate one layout
fix typo
kill ggdemo.js because renderer options are diverging
more reorganization
faster layout
misc bits
fix sum, add sorting methods
determine box height from leaf style
leave 1/2 box_spacing at the top and bottom
move some styles up to a stylesheet, for a ~15 percent speed up
update phylo tree demos
handle label widths correctly
allow other sort orders; allow setting a padding config value for the parent node
allow for multiple tree widgets on a page