swcarpentry/bc — pull request #344 by BillMills (2014-02-25 23:30:45+00:00)
Title: removed undefined jargon from novice git lesson

There were some references to the 'index' and 'working tree' left in one of the novice git lessons, after the structural discussion where those terms are defined was refactored into an intermediate lesson. This PR scrubs the novice lesson of all undefined terminology.