refactor publish functions.
refactor publish method to include more possibilities.
use basename of files instead of full names in create_gist.
collate publish.R and bump version.
refactor so that config.yml and chart.html suffice for offline rendering. script.html still being used for publishing, but to be done away with in the future.
add a generic rChart.html template.
add a get_assets function to utils.R
add jquery to nvd3.css config
modify class to rChart
add jQuery to nvd3/js
fix layouts to comply with refactored renderer
add config.yml and assets for rickshaw
bump version to 0.1.6
Fetch and merge from origin