Update python parser
Remove duplicate value generations
Fix function name generation
Don't generate type name
Use list instead of vector
Fix operator generation for CommonLisp
Add test script for Common Lisp
Merge pull request #36 from syohex/improve-common-lisp

Improve common lisp
Merge pull request #35 from nikuuchi/python_parser

Update python parser
refactoring node and visitors
Konoha
bug fix at ShellUtils._ToNode