Pyhcl

-------------------
* ply version requirement is now == 3.4

------------------
* Fix unicode error in python 2.x

------------------
* Parse floats properly
* Properly decode \\n
* Complex keys can be set using strings

------------------
* Fix bug that prevented pyhcl from working in a pyinstaller environment

------------------
* Support escaped strings
* Support trailing commas
* Remove support for alternative boolean values

------------------
* Update documentation
* Fix py3 support regarding bytes/strings
* Add tests for bytes and strings
* Support various boolean values