7 - Improve the context lookup (maybe with an optional C extension) [DONE]
8 - make Undefined exchangeable [DONE]
9 - implement block.super [DONE]
10 - Implement a `IntrospectionPrinter` that works like pprint but it outputs
11 either plain text or html. It would also have to cover changing names of
12 the special builtins True, False etc to lowercase in order to not
14 - decide on `{% call %}`
15 - speed up jinja import
16 - add optional zlib compression of template bytecode
17 - write more unittests!!!!
21 - `include` and `extends` should work with dynamic data too. In order to
22 support this the blocks should be stored as importable functions in the
24 - add support for `{% include myfile = 'myfile.html' %}` and give the
25 template designer to access variables and macros defined in the template
26 root or requirements namespace.