v1.5.0 Alpha 8

• Support inline images (#9)
• Support link attribute on inline images (#209)
• Support inline icon macro (#97)
• Allow fine-grained control over image width (#76)
  • Size conversion not yet applied to images on title page or in running header/footer
• Enable checklists (#181)
• Fix block height calculation when content is indented by propagating bounds to scratch document (#215)
• Don't insert page break before content whose height exceeds a single page (#183)
• Dash border of literal/listing block at page boundary when broken across pages (#190)
• Don't crash if toc entry is too long (#200)
• Add missing methods on OpenStruct to fix Rubinius compatibility (#81)
• Autofit font size in listing & literal blocks if autofit option is specified (#185)
• Support border style (e.g., double, dashed, dotted) (#196)
• Allow font color of outline list marker to be set by theme (#170)
• Allow use of hyphen in property names in the theme (#193)
• Only include table of contents if toc attribute is defined in header (#187)
• Improve parsing of pdf-page-size attribute
• Handle case in colist converter when previous block isn't found (#173)
• Print Asciidoctor PDF version in CLI output
• Upgrade Prawn (< 3.0.0, >= 1.3.0) (#68)
• Upgrade Prawn SVG to 0.20.0
• Document gem installation in README (#112)
• Perform code cleanups (#195)
• Silence warning about toc block macro
• Add -example suffix to example file names
• Use CodeRay as syntax highlighter in examples (#207)
• Use proper font names in default them to support custom fonts in SVGs
• Rework parser to parse void elements
• Apply first line formatting correctly (no dropped words)
• Add support for text-center role on paragraphs
• Update theming guide
• Fix cross references in README

A big thanks to @rlopez133 for providing critical QA feedback during this development iteration.