merge from 10.0.x

plugin.xml

pom.xml

src/main/java/org/codelibs/fess/Constants.java

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

...java/org/codelibs/fess/api/suggest/SuggestApiManager.java

...ain/java/org/codelibs/fess/app/job/ScriptExecutorJob.java

...java/org/codelibs/fess/app/service/FailureUrlService.java

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

.../fess/app/web/admin/searchlist/AdminSearchlistAction.java

...ain/java/org/codelibs/fess/app/web/cache/CacheAction.java

src/main/java/org/codelibs/fess/app/web/cache/CacheForm.java

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

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

...rg/codelibs/fess/app/web/screenshot/ScreenshotAction.java

.../org/codelibs/fess/app/web/screenshot/ScreenshotForm.java

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

...ain/java/org/codelibs/fess/crawler/FessCrawlerThread.java

...fess/crawler/transformer/AbstractFessFileTransformer.java

...odelibs/fess/crawler/transformer/FessTikaTransformer.java

...rg/codelibs/fess/crawler/transformer/FessTransformer.java