upgrade Tomcat to 8.0.0-RC10

spring/pom.xml

@@ -19,7 +19,7 @@
 
     <properties>
         <java.version>1.7</java.version>
-        <tomcat.version>8.0.0-RC5</tomcat.version>
+        <tomcat.version>8.0.0-RC10</tomcat.version>
     </properties>
 
     <dependencies>