Initial release w/ updated documentation.

v1.0.1

Converted "$this" to "HTMLTag" in doc blocks because IDEs (phpstorm) …

Initial release version.

v1.0.0

added a couple of doc sections about tag formats

Official release soon, I hope.

v1.0-beta.3

updated documentation a bit

v1.0-beta.2

indentation now applies to multi-line strings

Public testing

v1.0-beta.1

added indentation to the class

v0.1-alpha

some code cleaning