geom_subplot_grid.md: typo.
Merge pull request #236 from dchudz/geom-line-document-preserve-order

documented preserve_order in Geom.line
Merge pull request #237 from mschauer/patch-1

geom_subplot_grid.md: typo.
src and docs for Geom.path
doc clarification
Merge pull request #238 from dchudz/add-path-geom

adds Geom.path, with documentation
Remove some redundant lines fix #241.
Fix bound aesthetic from one layer leaking to another layer in which it wasn't bound.

This might not be the best solution. I'm effectively getting rid of the notion
of plot-wise statistics for anything other that guides. So far this seems like
no real loss of functionality, and is a little cleaner. We'll see.
Get rid of old weave code (this lives in Judo now). Fixes #243
Make Geom.boxplot work with explicit upper_fence, etc, binding. Fixes #231.
lm method for Stat.smooth
Make function plots work with JuliaStats/DataFrames.jl#520. Fixes #249.
Merge pull request #250 from nignatiadis/master

lm method for Stat.smooth