modify json api

src/main/java/org/codelibs/fess/api/BaseApiManager.java

src/main/java/org/codelibs/fess/api/es/EsApiManager.java

src/main/java/org/codelibs/fess/api/json/JsonApiManager.java

src/main/java/org/codelibs/fess/api/xml/XmlApiManager.java

...ava/org/codelibs/fess/app/service/FavoriteLogService.java

...ain/java/org/codelibs/fess/app/service/SearchService.java

.../fess/app/web/admin/dataconfig/AdminDataconfigAction.java

...org/codelibs/fess/app/web/admin/dict/AdminDictAction.java

.../app/web/admin/dict/kuromoji/AdminDictKuromojiAction.java

...ss/app/web/admin/dict/synonym/AdminDictSynonymAction.java

.../fess/app/web/admin/fileconfig/AdminFileconfigAction.java

...delibs/fess/app/web/admin/general/AdminGeneralAction.java

...libs/fess/app/web/admin/keymatch/AdminKeymatchAction.java

...bs/fess/app/web/admin/labeltype/AdminLabeltypeAction.java

...app/web/admin/requestheader/AdminRequestheaderAction.java

...bs/fess/app/web/admin/webconfig/AdminWebconfigAction.java

src/main/java/org/codelibs/fess/app/web/go/GoForm.java

...n/java/org/codelibs/fess/app/web/search/SearchAction.java

...ain/java/org/codelibs/fess/app/web/search/SearchForm.java

src/main/java/org/codelibs/fess/dict/DictionaryCreator.java