Add path references for Mono.Addins where they were missing for DataSnapshot and UserStatistics.
Add path references for Mono.Addins where they were missing for DataSnapshot and UserStatistics.

Should address http://opensimulator.org/mantis/view.php?id=6444
Appears that nant doesn't need these paths but building directly in monodevelop does.

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