[FEATURE] Use Collator for proper Select VH label sorting (Revision 1)

This makes use of PHP 5.3's Collator class to properly, i.e. locale
aware, sorting of SelectViewHelper's option labels when configuring
sortByOptionLabel to TRUE.

Change-Id: I7be919c64a305ff0ea1097258bb55cf5632d2a22
Releases: master
Revision-Id: 727f15a5737c1b2762a6ba41911c9c8bbfd6aeb1