jbmエディタ高速化対応
Merge pull request #5 from azkaoru/search_modules_update

update tubame-search-modules
Merge pull request #6 from kyohei-nakamura/master

Improve perfomance to jbm editor
Avoid NPE.
Merge branch 'fix_npe'
Merge pull request #7 from kyohei-nakamura/fix-npe

Fix npe