Bump jetty-servlet from 9.4.14.v20181114 to 9.4.19.v20190610#197

dependabot-preview[bot] wants to merge 1 commit intomasterngocbd/pokerserver:masterfrom

dependabot/gradle/org.eclipse.jetty-jetty-servlet-9.4.19.v20190610ngocbd/pokerserver:dependabot/gradle/org.eclipse.jetty-jetty-servlet-9.4.19.v20190610Copy head branch name to clipboard