Bug 11404: Make the install process aware of the changes

Bug 11404: Make the install process aware of the changes

This patch makes the install scripts take care of the new file
and prompt for user confirmation on the apache file renaming step.

Both prompt and the renaming actions depend on the fact that there
are instances with their files missing the .conf appendix.

Sponsored-by: Universidad Nacional de Cordoba
Signed-off-by: Robin Sheat <robin@catalyst.net.nz>
Signed-off-by: Galen Charlton <gmc@esilibrary.com>