Merge pull request #371 from huitseeker/drop2.9_and_test_jenkins

Drop some old 2.9 namespaces and deprecations Test the jenkins pr-validator doing so
JVMUtil went away, workaround that.
Removed the Refined build manager.
Removed exit code mangling, some more output.
Pass default incremental compiler options.
Adapting implicit in predef test following deprecation of implicit test method any2Arrow
Removed remaining @serializable (deprecated in 2.8->2.9)
Use Sbt 0.13.0-M1
Updated Tycho to v0.16.0
Removed scala-2.9.x profile as we no longer need it

* Updated scala version used by scala-2.10.x profile to be Scala
  2.10.2-SNAPSHOT, because that is the targeted Scala version for
  the master branch.
Deactivated 2 tests for PR validation purposes on the 2.11.x branch