Bump version, tweak readme
Bump version, tweak readme
Mention required PHP extensions. Resolves #4.
Preserve special characters inside tags without md equivalents. Fixes #6.
Convert head tag if body tag is empty. Fixes #7.
Make __toString() return blank output if input is blank.
Force atx style for h1 and h2 tags inside blockquotes.
Mention that output is false if conversion fails.
Start new lines inside blockquotes with a bracket.
Add option to strip tags with no Markdown equivalent.
Strip comments and empty paragraph tags.
Allow options to be set after instance construction.
Bump version, document set_option().
Merge branch 'develop'

Conflicts:
	HTML_To_Markdown.php
	README.md