MethodDeclarationVisitor => MethodInfoVisitor

WAY-143
Merge pull request #49 in WAY/way from WAY-143-methoddeclarationvisitor-methodinfovisitor to MOE/WAY-41-pojo

* commit '3739a44ce19f6cba4c47c3917d5442bcbb71b9db':
  MethodDeclarationVisitor => MethodInfoVisitor