Added custom background images for slides.
Added fragment macros and removed quote quoting.
Updated background image.

(More transparency.)
Overrode theme and added custom stylesheet.
Added custom style sheet.
Removed commented-out code.
Started adding thoughts around topics.
Added a link for deps.
Changed to use title-page.
Changed to title-page.
Updated target to make sym link for reveal-js.
Added some notes.
Stubbed out chapters.
Added inverted section macro and styles.
Updated slides with overview sections.
Added images for chapter 2.
Added more styles.
Finished chapter 2.
Updated references for chapter 2.
Started working on chapter 3.