Resolves: bug 383301
Bug Description: Admin Server main html page refers to dsgw, org
Reviewed by: ???
Files: see diff
Fix Description: Introduce a new directive - INCLUDEIFEXISTS. This will
include the html file specified if it exists, or just skip it if not
found. When dsgw, org, etc. are ready, we can just plug in the
appropriate html file.
Platforms tested: RHEL5 x86_64
Flag Day: no
Doc impact: no
QA impact: should be covered by regular nightly and manual testing
New Tests integrated into TET: none