create_gist             Function that takes a list of files and creates
                        payload for API
get_assets              Create page head for a library
get_token               Get basic authorization token from Github using
                        curl
post_gist               Publish a list of files as a gist
rPlot                   Main plotting function
renderChart             renderChart (use with Shiny)
showOutput              Use rCharts as Shiny output. First, use
                        'renderChart' in 'server.R' to assign the chart
                        object to an Shiny output. Then create an
                        chartOutput with the same name in #' 'ui.R'.
                        'chartOutput' is currently just an alias for
                        'htmlOutput'.
