Test using ott-should-string=
Test file tree2.org, with heading text
heading-text-rows
Escape leading spaces, docs
Correct beginning of heading-text, test
Include leading blank lines in heading-text
Test roundtrip of heading-text and indentation
Merge branch 'heading-text' into dev
Improved docs/example
Merge branch 'dev'

Conflicts:
	README.md