add test for youtube video in video macro
add missing files to gem manifest
Set version to 0.1.4.rc.1
Release 0.1.4.rc.1
only remove leading indent from normal paragraph
resolves #591 rename include-depth attribute to max-include-depth, set default to 64
Merge pull request #592 from mojavelinux/max-include-depth

resolves #591 rename include-depth attribute to max-include-depth, set default to 64
resolves #593 add changelog going back to 0.1.0