Fix a bug that new grn_scan_info parameters aren't initialized
Fix a bug that new grn_scan_info parameters aren't initialized

GitHub: fix #491

Reported by Naoya Murakami. Thanks!!!

groonga/groonga,cosmo0920/groonga,komainu8/groonga,kenhys/groonga,naoa/groonga,komainu8/groonga,komainu8/groonga,kenhys/groonga,kenhys/groonga,groonga/groonga,cosmo0920/groonga,naoa/groonga,komainu8/groonga,groonga/groonga,kenhys/groonga,komainu8/groonga,komainu8/groonga,naoa/groonga,kenhys/groonga,groonga/groonga,kenhys/groonga,kenhys/groonga,cosmo0920/groonga,cosmo0920/groonga,kenhys/groonga,cosmo0920/groonga,groonga/groonga,naoa/groonga,komainu8/groonga,komainu8/groonga,groonga/groonga,naoa/groonga,naoa/groonga,groonga/groonga,groonga/groonga,cosmo0920/groonga,naoa/groonga,naoa/groonga,cosmo0920/groonga,cosmo0920/groonga