Format front page code
Example/Home code formatting
scaleExtent is defined in conf
Merge branch 'master' of https://github.com/GraphAlchemist/Alchemy into scaleExtent
Add scaleExtent to landing page
Resolve port conflict

When running both the app (grunt serve in Alchemy
dir) and docs (grunt serve in site dir) there is
a port conflict.  Since it's not uncommon to want
to run local docs while working on the project,
each port was incremented by one in the site
gruntfile.  None of the new ports are reserved
for common purposes.
Default app index.html
uncache app/undex.html
Add forced index.html file
Merge pull request #175 from MDCox/maintainance

Maintainance