replacing StupidCastErrorNode with TypeErrorNode
bugs fixed at LoadScript
removed Prototype
bugs fixed at parsing instanceof...
bugs fixed at block parsing in case of syntax error
renaming G4_Error.bun to G4_SyntaxError.bun
bugs fixed at inline.py
Fix JavaScriptGenerator.VisitErrorNode to use SoftwareFault.
passed Gx_Utf8String
Merge pull request #61 from nikuuchi/python_generator

passed Gx_Utf8String
deprecated SkipError in TokenContext
Merge branch 'master' of github.com:libbun/libbun
adding sample
fix lua generator

fix compile error

fix lua
adding BunAssignNode ..
Merge pull request #62 from nikuuchi/lua

fix lua generator
Merge pull request #60 from tetsurom/jsgen

Fix JavaScriptGenerator.VisitErrorNode to use SoftwareFault.
Merge branch 'master' of github.com:libbun/libbun
moving generator to playground or devel
adding new grammar