Fix typo.
Merge pull request #13 from jcfranco/patch-1

Fix typo.
"Requirements" section tweaks.

* Generalized text editor requirement.
* Consistent punctuation.
Merge pull request #14 from jcfranco/patch-2

"Requirements" section tweaks.
Fix typos.
Merge pull request #15 from jcfranco/patch-1

Fix typos.
Fix typos.
Fix CSS LTR class typo.
Merge pull request #16 from jcfranco/fix-typos

Fix typos