Fix #230.
Fix #231.
Fixed typo
Fixed typo
Fixed another typo

There is a missing "is".
Fixed another typo

Added missing "is".
Fix a few bugs.
Fix chapter links when exporting XML.
Merge pull request #236 from chaficnajjar/master

Fixed typo
Merge pull request #232 from colms/spell-check

Fix #230.
Merge pull request #233 from colms/broken-links

Fix #231.
Merge branch 'laurenbee-master'
Fix apostrophes on year abbreviations.
Regenerate HTML.
Fix #237.