initial commit for api module
all but one filter/argument working as expected
adding ability to pass arguments for single records
resolving format/presentation of chapters, documentation
adding documentation, modifications to ensure it works as documentation declares
fixing get_permalink returning false in TOC generation
Removed the icons.
Merge pull request #70 from bdolor/api

PressBooks API v1, props to @bdolor.
Contact form.
Revert "Contact form."

This reverts commit bbfb7bd247db35f9e8b4f3b9531639854fcc688f.
Fixed #76.
deny microdata attributes in epub2 export
improving identification of PB specific markup and extracting metadata
formatting and documentation
pid variable needs to be set before being assigned to chapter_parent
Merge pull request #80 from bdolor/wxr-import

pid variable needs to be set before being assigned to chapter_parent
Merge pull request #77 from bdolor/html-import

HTML import improvements, props @bdolor.
Merge pull request #78 from bdolor/epub2

Deny microdata attributes in EPUB2 export, props @bdolor.
Fix blog RSS feed.