require menu to begin w/ word char to avoid matching XML attribute
resolves #382 don't leak doctitle into nested document

- nested document for AsciiDoc table cell shouldn't see doctitle from parent
- add test to verify behavior
- don't load AsciiDoc document for cells in header row
Add _stylesheets to gemspec files

Fixes "cannot load such file --
asciidoctor/backends/_stylesheets"
when running asciidoctor from built gem
cleanups and minor bug fixes

- fix failure to set text_only mode correctly when processing list
- add test for text_only mode failure
- document supports for pass style on open blocks and paragraphs
- remove unused regex keys
- don't output colgroup on horizontal dlist if widths not set
- remove old splain methods (we'll reintroduce cleaner debugging)
- change use-link-attrs to linkattrs
- cleanup check for header row in table processing
- add role directly to quoted text element, if applicable
- add AsciiDoc compatibility config for role on quoted text element
- cut out some whitespace from templates, organize erb
update styles

- style blockquote w/o empty attribute div
- style verseblock
- remove span. from inline style classes
- shorten line above footnotes
- remove margin-bottom from qlist when last element
- embolden label in horizontal dlist
Merge pull request #384 from mojavelinux/cleanup

Cleanups
Merge pull request #383 from jencompgeek/fix-gemspec

Add _stylesheets to gemspec files
update description
get docinfo suffix from outfilesuffix attribute
prepare v0.1.3 release
update tested ruby versions [ci skip]
update documentation for attribute cli argument
Release 0.1.3
prepare for v0.1.4 development [ci skip]