fix #167

pom.xml

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

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

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

src/main/java/jp/sf/fess/screenshot/ScreenShotGenerator.java

src/main/java/jp/sf/fess/screenshot/ScreenShotManager.java

...a/jp/sf/fess/screenshot/impl/BaseScreenShotGenerator.java

...ain/java/jp/sf/fess/screenshot/impl/CommandGenerator.java

...n/java/jp/sf/fess/screenshot/impl/WebDriverGenerator.java

src/main/java/jp/sf/fess/solr/IndexUpdater.java

src/main/resources/app.dicon

src/main/resources/fess.dicon