MAMA: #133: Adding new property mama.payload.default to set the default payload used for calls to mamaMsg_create().
MAMA: #133: Adding new property mama.payload.default to set the
default payload used for calls to mamaMsg_create().

Signed-off-by: Matt Mulhern <1fa2ef4755a9226cb9a0a4840bd89b158ac71391@openmama.org>

dpauls/OpenMAMA,fquinner/OpenMAMA,dpauls/OpenMAMA,dpauls/OpenMAMA,fquinner/OpenMAMA,fquinner/OpenMAMA,philippreston/OpenMAMA,dpauls/OpenMAMA,dpauls/OpenMAMA,fquinner/OpenMAMA,fquinner/OpenMAMA,philippreston/OpenMAMA,dpauls/OpenMAMA,dpauls/OpenMAMA,fquinner/OpenMAMA,philippreston/OpenMAMA,philippreston/OpenMAMA,philippreston/OpenMAMA,philippreston/OpenMAMA,philippreston/OpenMAMA,fquinner/OpenMAMA