Fixing #19 - This strange error seems to be a result of the combinati…

…on of Spring Boot and Spring Cloud (see auth0/auth0-spring-security-api#11). I believe maybe an old dependency wanted to load the deprecated and deleted class. Also upgrading to Spring Boot 1.5.2 and Sleuth 1.1.3.

pom.xml

@@ -50,14 +50,14 @@
 		<maven.compiler.source>1.8</maven.compiler.source>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-		<spring.boot.version>1.4.4.RELEASE</spring.boot.version>
+		<spring.boot.version>1.5.2.RELEASE</spring.boot.version>
 		<cxf.version>3.1.9</cxf.version>
 		<fluent-hc.version>4.5.2</fluent-hc.version>
 		<camunda.version>7.6.0</camunda.version>
 		<logstash-logback-encoder.version>4.8</logstash-logback-encoder.version>
 		<commons-io.version>2.5</commons-io.version>
 		<fast-classpath-scanner.version>2.0.9</fast-classpath-scanner.version>
-		<spring.cloud.sleuth.version>1.1.1.RELEASE</spring.cloud.sleuth.version>
+		<spring.cloud.sleuth.version>1.1.3.RELEASE</spring.cloud.sleuth.version>
         <!-- Overriding SpringBoot 1.3.4ff´s logback 1.1.7, because of http://jira.qos.ch/browse/LOGBACK-1164 which
                     is only fixed in the unreleased 1.1.8  -->
         <logback.version>1.1.6</logback.version>

src/main/java/de/codecentric/cxf/configuration/CxfAutoConfiguration.java

@@ -83,7 +83,6 @@ public void setUp() throws BootStarterCxfException {
     @Bean
     @ConditionalOnProperty(name = "endpoint.autoinit", matchIfMissing = true)
     public ServletRegistrationBean cxfDispatcherServlet() {
-        CXFServlet cxfServlet = new CXFServlet();
         ServletRegistrationBean servletRegistrationBean = new ServletRegistrationBean(new CXFServlet(), baseUrl + "/*");
 
         // Add custom Title to CXF´s ServiceList