refs 6707 use agent_type facet
Merge branch 'master' of github.com:MiraitSystems/enju_trunk
refs 6712 nacsis_catモデルでnbnを扱えるようにした。
Merge remote-tracking branch 'origin/master' into issue6553
refs 6716 modified manifestation_type form
refs 6482 add columns to frequencies
Merge remote-tracking branch 'origin/master' into issue6553
add error message