specify correct file to run in cron
more changes to instructions for installation.  still holes to fill.
tweaks to make it easier to install locally or in a virtual server / sandbox setting
Added .md file extension, further updates to README file, not yet complete
Added several folders and local env file.
Installation instructions updated for Mac and sandbox / virtualhost
A few markdown formatting fixes and edits to the install instructions
Formatting: added inline code
Formatting: testing fenced code blocks
Formatting: fixed fenced code blocks
Threw together a brief ABOUT description
Fleshed out About info in README
Merge remote-tracking branch 'upstream/master'

Conflicts:
	README
Merge branch 'readme-fixes'
Readme file updated with Mac install instructions; .gitignore file updated to reflect changes.