Q: The current documentation is not very helpfull. When do you have a better one?
A: The documentation is being written now. And, if you wish, you can help - the documentation is an open wiki, so you can correct errors, add your examples and even write complete pages.
Q: Where is the documentation for the previous version (1.0.x)?
A: Class reference and examples for the version 1.0 are available here.