[KARAF-2228] Fix org.apache.felix.webconsole package export version

git-svn-id: https://svn.apache.org/repos/asf/karaf/branches/karaf-2.3.x@1461731 13f79535-47bb-0310-9956-ffa450edef68
[KARAF-2229] Use DynamicImport in WebConsole

git-svn-id: https://svn.apache.org/repos/asf/karaf/branches/karaf-2.3.x@1461913 13f79535-47bb-0310-9956-ffa450edef68
[KARAF-2259]jetty.xml has old RolePrincipal class name

git-svn-id: https://svn.apache.org/repos/asf/karaf/branches/karaf-2.3.x@1463897 13f79535-47bb-0310-9956-ffa450edef68
[KARAF-2234] Log command message in ERROR level

git-svn-id: https://svn.apache.org/repos/asf/karaf/branches/karaf-2.3.x@1464999 13f79535-47bb-0310-9956-ffa450edef68