1. Changed osrfLogFacilityToInt() so that it accepts

1. Changed osrfLogFacilityToInt() so that it accepts
a const pointer.

2. Added the const qualifier to various variables.

3. In osrf_router_main.c: Removed three inappropriate
calls to free().  Some memory leaks remain, where we
fetch some cloned jsonObjects from jsonObjectFindPath()
and don't free them.

M    include/opensrf/log.h
M    src/router/osrf_router_main.c
M    src/gateway/osrf_http_translator.c
M    src/libopensrf/osrf_prefork.c
M    src/libopensrf/log.c
M    src/libopensrf/osrf_application.c

git-svn-id: svn://svn.open-ils.org/OpenSRF/trunk@1797 9efc2488-bf62-4759-914b-345cdb29e865