| - implement counted transitions at the automata level | 
 |  | 
 | - Unicode: | 
 |   + upgrade to 3.2 | 
 |   + improve the python script to generate better test | 
 |     expressions to check the list of ranges. | 
 |  | 
 | - Implement the interface at the SAX level | 
 |  | 
 | - Implement the missing parts in the Structure part | 
 |    + all content model | 
 |    + enumerations | 
 |    + countless others c.f. the TODO scattered in the code | 
 |  | 
 | - Complete the Built-In datatype collections and Facets implementations | 
 |  | 
 | - Regression tests based on | 
 |   + the primer: | 
 |     http://www.w3.org/TR/xmlschema-0/ | 
 |   + the Schemas Test Collection: | 
 |     http://www.w3.org/2001/05/xmlschema-test-collection/ | 
 |   + archives of the schemas-dev list | 
 |  | 
 | - Integrity constraints: | 
 |   + what's that ? How need to read about it | 
 |  | 
 | - "formal" checking, i.e. go through the full Structure spec and | 
 |   bind code and associated parts of the Schemas spec | 
 |  | 
 | - go though the erratas | 
 |   http://www.w3.org/2001/05/xmlschema-errata |