SPARK-1812: mllib - fix pom.xml version depenencies

Signed-off-by: Anand Avati <avati@redhat.com>
SPARK-1812: streaming - fix pom.xml version dependencies

Signed-off-by: Anand Avati <avati@redhat.com>
SPARK-1812: streaming - Fix overloaded methods with default arguments

Signed-off-by: Anand Avati <avati@redhat.com>