updated version of d3.chart
updating example charts to work.
updating API for d3.chart only
updating snippets
adding gemfile finally
updating to new ace based code blocks
Remove outdated installation instructions

This project no longer contains any git submodules, so this command is
unecessary.
Specify gem dependencies with Gemfile

This enables a repeatable setup process for developers.
Generate API docs from source code
Remove scrolling transition

Because API docs are located on separate pages, scrolling the window is
no longer an appropriate transition mechanism.
PARTIAL: Begin with the makefile