Initial commit
cleaning up README
Merge branch 'master' of https://github.com/swcarpentry/bc
Merging in swc master
Fixed reference link
Added link to Gnu Make manual
Updated language in intro module.
Added definition of graph to glossary
Testing makefile syntax hilighting mode
Testing makefile syntax hilighting mode 2
Revert "Testing makefile syntax hilighting mode 2"

This reverts commit e3871559de4dceee440036bd9a79265ea3596a53.
Revert "Testing makefile syntax hilighting mode"

This reverts commit 424320ee075457a2b2188c8ee168b902260bd989.
Added glossary references for Make lesson
Python file for generating mock datasets
Scripts and dependencies for make example
Updated mk files to be runable
Updated language in lessons to reflect examples
Quelled display window in matplotlib
Have matplotlib plot figure without X11 window
Updated matplotlib figure calling
Adding matplotlib comment back in