Update plugin versions
Delete an unused class SymbolTable
Now ImportItem is one of case classes
Refactor to simplify LocalBinding class and remove an extra warning
Fix miss spelling
Remove redundant prefixes from class names
Change file encoding from MS932 to UTF-8
Remofe 'private val' since it's useless
Do a little refactorings.
Some refactorings.  Add ScalaTest as dependency.
CNAME
Merge branch 'dev' of github.com:kmizu/onion into dev
Merge pull request #27 from kmizu/dev

Merge once