Add shared-memory-ring.1.0.0

Signed-off-by: David Scott <dave.scott@citrix.com>
Merge pull request #459 from djs55/add-shared-memory-ring

Add shared-memory-ring.1.0.0
SPECS: Remove unnecessary --destdir arguments from configure scripts

Signed-off-by: Euan Harris <euan.harris@citrix.com>
Merge pull request #462 from euanh/remove-configure-destdirs

SPECS: Remove unnecessary --destdir arguments from configure scripts