fix #83

src/main/java/jp/sf/fess/action/IndexAction.java

src/main/java/jp/sf/fess/action/MobileAction.java

src/main/java/jp/sf/fess/action/admin/DocumentAction.java

src/main/java/jp/sf/fess/action/admin/LogAction.java

src/main/java/jp/sf/fess/action/admin/SystemAction.java

src/main/java/jp/sf/fess/action/admin/WizardAction.java

src/main/java/jp/sf/fess/api/BaseApiManager.java

src/main/java/jp/sf/fess/api/json/JsonApiManager.java

src/main/java/jp/sf/fess/api/xml/XmlApiManager.java

src/main/java/jp/sf/fess/db/exentity/FailureUrl.java

src/main/java/jp/sf/fess/db/exentity/FileCrawlingConfig.java

src/main/java/jp/sf/fess/db/exentity/ScheduledJob.java

src/main/java/jp/sf/fess/ds/impl/AbstractDataStoreImpl.java

...main/java/jp/sf/fess/ds/impl/IndexUpdateCallbackImpl.java

src/main/java/jp/sf/fess/exec/Crawler.java

src/main/java/jp/sf/fess/filter/AuthenticationFilter.java

src/main/java/jp/sf/fess/filter/LoginInfoFilter.java

src/main/java/jp/sf/fess/filter/WebApiFilter.java

...ain/java/jp/sf/fess/form/admin/WebCrawlingConfigForm.java

src/main/java/jp/sf/fess/helper/CrawlingConfigHelper.java