UML22 — Obsolete term EventOccurrence still used in multiple places

1) 14.3.25 OccurrenceSpecification, the change in class name was from EventOccurrence to OccurrenceSpecification. This change needs to be noted in this document. Also, the reason why the change was made.
2) EventOccurrence is still being use in the toBefore and toAfter association descriptions of OccurrenceSpecification.
3) EventOccurrence is still be referenced in other areas:
a) in the last word of the Example text on page 476,
b) In the Notation text on Page 489,
c) In the fifth paragraph of the overview on Page 497
d) Multiple times on Page 509 and 510
e) First paragraph on Page 528
f) Multiple times on Page 531
g) Multiple times on Fig. 347

see pages 453 - 457 of ptc/2006-04-01