Switch to using maven profiles in top level POM to select modules to built

Default dev profile builds the fast building and most common modules
Optional complete profile builds all modules including those like Jena JDBC that are slow

Releases will need to use the complete profile

git-svn-id: https://svn.apache.org/repos/asf/jena/trunk@1517725 13f79535-47bb-0310-9956-ffa450edef68