* Provide a function to replace tokens. See this thread: https://groups.google.com/d/msg/sqlparse/5xmBL2UKqX4/ZX9z_peve-AJ
* Fix bugs on issue tracker.
* Document filter stack and processing phases.
* Rewrite App Engine application using webapp.
* See KnownIssues http://code.google.com/p/python-sqlparse/wiki/KnownIssues