Add a set of strings for the InstallationCheck

Add a set of strings for the InstallationCheck

InstallationCheck needs a strings dictionary to turn its errors
into human readable content. Add such a dictionary, and use the
correct product name and version for each Mac OS X release.

FIXES 126322

Change-Id: I8401a1163ea078e690152215c20db6970969ee04
Reviewed-on: http://gerrit.openafs.org/1208
Reviewed-by: Derrick Brashear <shadow@dementia.org>
Tested-by: Derrick Brashear <shadow@dementia.org>
(cherry picked from commit 7533adaf34ef76324b971a211bcbf3fba5b40627)
Reviewed-on: http://gerrit.openafs.org/1215