Make fix to Nini for null references in some cases.
Make fix to Nini for null references in some cases.

RavenB/opensim,bravelittlescientist/opensim-performance,ft-/arribasim-dev-extras,ft-/opensim-optimizations-wip-tests,Michelle-Argus/ArribasimExtract,ft-/opensim-optimizations-wip-extras,justinccdev/opensim,ft-/arribasim-dev-tests,justinccdev/opensim,QuillLittlefeather/opensim-1,TomDataworks/opensim,TomDataworks/opensim,RavenB/opensim,OpenSimian/opensimulator,EriHoss/OpenSim_0.8.2.0_Dev_LibLSLCC,OpenSimian/opensimulator,M-O-S-E-S/opensim,bravelittlescientist/opensim-performance,OpenSimian/opensimulator,rryk/omp-server,TomDataworks/opensim,ft-/opensim-optimizations-wip-extras,EriHoss/OpenSim_0.8.2.0_Dev_LibLSLCC,bravelittlescientist/opensim-performance,Michelle-Argus/ArribasimExtract,RavenB/opensim,ft-/arribasim-dev-extras,rryk/omp-server,M-O-S-E-S/opensim,TomDataworks/opensim,M-O-S-E-S/opensim,QuillLittlefeather/opensim-1,BogusCurry/arribasim-dev,QuillLittlefeather/opensim-1,BogusCurry/arribasim-dev,ft-/opensim-optimizations-wip,justinccdev/opensim,EriHoss/OpenSim_0.8.2.0_Dev_LibLSLCC,OpenSimian/opensimulator,ft-/arribasim-dev-extras,EriHoss/OpenSim_0.8.2.0_Dev_LibLSLCC,Michelle-Argus/ArribasimExtract,ft-/arribasim-dev-extras,OpenSimian/opensimulator,Michelle-Argus/ArribasimExtract,rryk/omp-server,M-O-S-E-S/opensim,justinccdev/opensim,BogusCurry/arribasim-dev,ft-/opensim-optimizations-wip,ft-/opensim-optimizations-wip-extras,ft-/opensim-optimizations-wip,ft-/opensim-optimizations-wip-tests,justinccdev/opensim,TomDataworks/opensim,Michelle-Argus/ArribasimExtract,ft-/opensim-optimizations-wip-tests,BogusCurry/arribasim-dev,RavenB/opensim,EriHoss/OpenSim_0.8.2.0_Dev_LibLSLCC,OpenSimian/opensimulator,ft-/arribasim-dev-tests,ft-/arribasim-dev-tests,ft-/arribasim-dev-tests,TomDataworks/opensim,M-O-S-E-S/opensim,ft-/arribasim-dev-extras,Michelle-Argus/ArribasimExtract,ft-/opensim-optimizations-wip-extras,justinccdev/opensim,TomDataworks/opensim,rryk/omp-server,QuillLittlefeather/opensim-1,bravelittlescientist/opensim-performance,EriHoss/OpenSim_0.8.2.0_Dev_LibLSLCC,ft-/opensim-optimizations-wip-tests,RavenB/opensim,rryk/omp-server,ft-/arribasim-dev-tests,bravelittlescientist/opensim-performance,bravelittlescientist/opensim-performance,OpenSimian/opensimulator,BogusCurry/arribasim-dev,EriHoss/OpenSim_0.8.2.0_Dev_LibLSLCC,ft-/opensim-optimizations-wip,ft-/opensim-optimizations-wip-extras,ft-/arribasim-dev-extras,M-O-S-E-S/opensim,M-O-S-E-S/opensim,ft-/arribasim-dev-tests,QuillLittlefeather/opensim-1,RavenB/opensim,BogusCurry/arribasim-dev,QuillLittlefeather/opensim-1,rryk/omp-server,RavenB/opensim,ft-/opensim-optimizations-wip-tests,QuillLittlefeather/opensim-1