Upgraded DefaultTelephone and DefaultContact to ISO 19115:2014. Those 2 classes were tricky,
because those 2 standards changed the places were multi-occurrences of telephone numbers were
managed. Keeping compatibility between both the old and new standards required DefaultTelephone
to know about the DefaultContact instance that contains it.


git-svn-id: https://svn.apache.org/repos/asf/sis/branches/JDK8@1609852 13f79535-47bb-0310-9956-ffa450edef68