User Guide: s/deptlist.txt/deplist.txt/

Fix a typo in the OpenShift Origin User Guide: PHP uses "deplist.txt,"
not "deptlist.txt."
Bug 1058181 - Fix query filter in oo-admin-usage
Merge pull request #4601 from pravisankar/dev/ravi/bug1058181

Merged by openshift-bot
Merge pull request #4600 from Miciah/oo_user_guide-deplist.txt-not-deptlist.txt

Merged by openshift-bot