Altered ivars being accessed directly in init.
Added more general terms of 'init' and gave reference.
Merge pull request #16 from jacobvanorder/master

Altered ivars being accessed directly in init.
Added comments to the Table of Contents.
Add link to clarify the NARC acronym/mnemonic
Merge pull request #25 from jawwad/add-narc-link

Add link to clarify the NARC acronym/mnemonic
Greater explanation for conditional reasoning.
Tweaks to Brian's additions
Merge pull request #27 from NYTimes/one-line-conditionals

Deeper explanation for one-line conditional reasoning.
Added contributors.
Update README.md