add RubySourceGenerator
add lambda to RubySourceGenerator
support else-if
changed ZenFunc
modernize while-loop to for-loop
bug fixed at parsing string literal with escape sequence
modernize while-loop to for-loop
fix build error
remove abstract attribute from Zenvisitor API
updating TypeChecker
commit to merge
disabled TypeChecker
adding zen language specification
adding zen language specification
update travis.yml
fix project name in build.xml
adding ZenVarInfo.java
Merge branch 'master' of github.com:konoha-project/libzen
update example
reformat LibNative