1. Make osrfMessageToJSON() available at global scope.

1. Make osrfMessageToJSON() available at global scope.

2. New function osrf_message_set_result() -- a more efficient alternative
to osrf_message_set_result_content().

Typically when using the older function, we convert a jsonObject to JSON
text, and then parse the JSON text back into a jsonObject.  With the new
function we can avoid the round trip through the text format.

M    include/opensrf/osrf_message.h
M    src/libopensrf/osrf_message.c

git-svn-id: svn://svn.open-ils.org/OpenSRF/trunk@1984 9efc2488-bf62-4759-914b-345cdb29e865