resolves #876 an unresolved footnote ref should not crash processor
Merge pull request #900 from mojavelinux/issue-876

resolves #876 an unresolved footnote ref should not crash processor
resolves #574 add -r and -I flags to asciidoctor command
Merge pull request #902 from mojavelinux/issue-574

resolves #574 add -r and -I flags to asciidoctor command
set version to v1.5.0.preview.2
Release 1.5.0.preview.2
prepare for next development iteration
use in-process web server for URI tests
adjust memory settings for tests, disable tty mode
fix regexp character classes in JavaScript
don't include trailing round brackets, colons & semi-colons in implicit link
bump GC memory a few notches
cleanup the cli script, force GC run after loading Asciidoctor
add top-level script for loading cli
use metaprogramming to define compliance keys
optimize attribute parsing, ignore attribute with unquoted value None
fix for Opal
preserve entity references with 5 digits
another fix for supporting 5 digit entity references
use glyphs for checklist in docbook backend

- also switch unchecked glyph from &#10065; to &#10063;