Merge pull request #1 from tdhock/master

bugfix for factor/character conversion
worldPop data
worldPop animint ex
TODO bar plot
bugfix: subset is always a list
make_tallrect and points colored by type
fix geom_bar and handle coord_flip()
coord_flip() smarter names.
geom_contour - moved subord to below if/else statements reassigning geom names to javascript equivalents.
plot titles with geom names.
Center plot title
Fix geom_abline break, geom_contour group/subvar/subord.
remove plot for geom_boxplot as it does not work.
Axis labels when only one breakpoint is specified.
working on density2d.
Plot titles describing each plot
Plot titles describing each plot
Line Titles

Merge branch 'master' of github.com:srvanderplas/animint

Conflicts:
	examples/SimpleScatterplot.R
using stat_density2d with different geoms
additional geoms with statistics... points don't work with statistics or transformations.