fixed the implementation so that it uses OSGi LogService
minor change in the SpecificationWrapper class
(using new Xtend 2.7 API)
reordering of bundles in bnd.bnd
Minor refactoring.
Just moved some utility classes and methods into different projects.
removing dependency on org.apache.log4j inside org.foam.transform + minor refactoring
Merge remote-tracking branch 'origin/master'