Added additional chapter slides and text formatting
Merge pull request #40 from github/foundations-content

Migrated majority of slide content from Keynote to HydeSlides
Setting preferred ruby version
Started January online class notes
New Foundations chapter markdown, adjusted existing chapter content
Added command line history
Merge pull request #41 from github/foundations-more-content

New Foundations chapter markdown, adjusted existing chapter content
Instructions for HydeSlides use
Fixed typo in HydeSlides readme
Resolved note slides with hack until full solution is made apparent
Added inline scripting for dynamic support of notes window popup
Updated README for HydeSlides note and what's next support
Merge pull request #43 from github/hydeslide-whatsnext

HydeSlides Full Notes & What's Next Support
HydeSlides Notes/Split-Mode hotfix for pathing
HydeSlides Notes/Split-Mode hotfix for pathing
Removing accidental SASS cache
Added ignore for SASS cache
Added all trainer headshots, added concept diagrams, created diagram CSS style
Finished January online foundations notes
Merge pull request #44 from github/foundations-diagrams

Git Foundations slide deck diagrams, head shots