[#6105] Ignore javadoc linter in JDK8.

JAXB classes have the schema inserted into the javadoc using > instead
of &gt which is incompatible with the linter. The TCK tests need many of
their generated javadoc fields to be completed or removed.
Fix for issue #18 - Possible concurrency problem with JobOperator
Add back in @BatchProperty to BatchProducerBean
Add support for configuration of runtime services via System properties.  Collapse SE vs EE Maven profiles into one.  Collapse SE and EE batch-config.properties into one too.
Merge [#6105] Ignore javadoc linter in JDK8.  Considerable changes since I'd gone away from the EE vs SE Maven profiles in the last commit.
Merge [#6105] Ignore javadoc linter in JDK8.  Considerable changes since I'd gone away from the EE vs SE Maven profiles in the last commit.
Remove duplicate Maven plugin setting property permission for Java 8
Update SCM info in root pom.xml and delete unused (I think) maven repo reference.
Fix classloading and change OSGI exports to enable service overrides
Don't expose com.ibm.jbatch.container packages yet.  Save this for later
Delete ee-properties dir