fixed typo

git-svn-id: https://svn.apache.org/repos/asf/chemistry/dotcmis/trunk@1499669 13f79535-47bb-0310-9956-ffa450edef68
CMIS-690: multi-value null fix / deleteTree fix

git-svn-id: https://svn.apache.org/repos/asf/chemistry/dotcmis/trunk@1501201 13f79535-47bb-0310-9956-ffa450edef68
Merge remote-tracking branch 'upstream/trunk' into trunk

Conflicts:
	DotCMIS/binding/atompub/atompub.cs
	DotCMIS/client/client-objects.cs