[PLINK-431] - Create PicketLink Uber JAR.
Removing dependency to commons.
Updating DeltaSpike to v0.7. Adding uber jar to BOM.
Removing unnecessary dependency. Adding header to extension file.
Merging META-INF/services from jars.
Merge pull request #324 from pedroigor/master

[PLINK-431] - Create PicketLink Uber JAR.