Support the same primitives as phpdoc

The divergence between AT and phpdoc types leads to non-coformant phpdocs or less expressive AT definitions, any chance we can get close to the set of types annotations that phpdoc supports?
http://www.phpdoc.org/docs/latest/references/phpdoc/types.html

Here are a few fun cases:
1. AT supports "uint" and phpdoc does not
2. Phpdoc supports "self" and AT does not