added iterators for TVec, THash, added PrintInfo()
improved automated conversion of int to TInt
improve conversion of parameters from Python to C++ types
added conversion of Python strings to TStr
added conversion of TFlt and TFlt, turned off Assert() calls with NDEBUG,
turned on all vector and hash types, added new methods to vector and hash
classes
removed vectors and hashes that are not implemented
remove TStr from intro.py, since it is not needed anymore
Merge pull request #20 from roks/master

significant improvements for version 0.4