fixed xerces problem (added servicemix-only maven repository) and fixed release/snapshot policies for declared repositories
fixed, download tar.gz not jar which doesn't exist
switched to servicemix-minimal
upgraded karaf to match servicemix 4.5.1 shipped version
re-ordering properties at pom.xml to keep mental sanity
Move from (old) org.openengsb karaf-exam-container to newer org.apache.karaf.tooling.exam