added pub_str_parser...
Warn when calling blocking primitives in non-blocking contextes.
Pubdoc with jsdoc like format
Merge pull request #62 from till-varoquaux/doc

Pubdoc with jsdoc like format
Merge pull request #61 from till-varoquaux/block_warn

Block warn
Merge pull request #60 from till-varoquaux/pub_str_parser

added pub_str_parser...
Remove layer_none from the environment. Pop should only be allowed to shrink the stack.
pub3: Report when access locals accross file boundaries.
Got rid of pub's `bind`, `unbind`  and scoped `lookup`
Flattened the libs lookup table in the environment...