KRACOEUS-8391: fixing NPE
KRACOEUS-8397:fixed personnel attachment file type validation
Merge pull request #1162 from leoherbie/KRACOEUS-8391

KRACOEUS-8391: fixing NPE
Merge pull request #1165 from jwillia/KRACOEUS_8397_1

KRACOEUS-8397:fixed personnel attachment file type validation
Manually merged `cb38ce9` KualiCo pom.xml changes.
`787cab6` Import svn:ignore from upstream trunk.