PDF-673 addressed a null pointer issue when calculating a shapes intersection with a null clip.

git-svn-id: http://anonsvn.icesoft.org/repo/icepdf/trunk/icepdf@38700 1de00972-ac04-4911-a46b-06793c8d78d9
PDF-674 added parser fix for the "enbobj" token found in a document corner case.

git-svn-id: http://anonsvn.icesoft.org/repo/icepdf/trunk/icepdf@38702 1de00972-ac04-4911-a46b-06793c8d78d9