Boost Patch - Change '*b' to a variable, to remove GCC 4.7.3 -Wtype-limits

Change-Id: Ic7bac90c9b77490c47e5ddd2005453290374b7b2
Signed-off-by: Michael Stahl <mstahl@redhat.com>
fix the getProperty case more thoroughly (related: fdo#77340)

Change-Id: I0cb042474c58b38a3e9a9073a262041b0ef185c7