Makes case of "logZ" and "logZErr" consistent with the rest of the code (#434)

Author: DrPaulSharp

API/RAT.m

@@ -56,8 +56,8 @@
 % dreamOutput         [1 x 1] struct       Diagnostic output information from a DREAM run. The fields 
 %                                          are ``allChains``, ``outlierChains``, ``runtime``, 
 %                                          ``iteration``, ``modelOutput``, ``AR``, ``R_stat``, and ``CR``.
-% nestedSamplerOutput [1 x 1] struct       Output from a nested sampler run. The fields are ``LogZ``, 
-%                                          ``LogZErr``, ``nestSamples``, and ``postSamples``.
+% nestedSamplerOutput [1 x 1] struct       Output from a nested sampler run. The fields are ``logZ``, 
+%                                          ``logZErr``, ``nestSamples``, and ``postSamples``.
 % chain               [M x nParams] double MCMC chains where M is the length of each chain.
 % =================== ==================== ===============
 

minimisers/NS/runNestedSampler.m

@@ -66,8 +66,8 @@
 bayesResults.predictionIntervals = nestResults.predictionIntervals;
 bayesResults.confidenceIntervals = nestResults.confidenceIntervals;
 bayesResults.chain = chain;
-bayesResults.nestedSamplerOutput.LogZ = logZ;
-bayesResults.nestedSamplerOutput.LogZErr = sqrt(H / nLive);
+bayesResults.nestedSamplerOutput.logZ = logZ;
+bayesResults.nestedSamplerOutput.logZErr = sqrt(H / nLive);
 bayesResults.nestedSamplerOutput.nestSamples = nestSamples;
 bayesResults.nestedSamplerOutput.postSamples = postSamples;
 

minimisers/generalUtils/makeEmptyBayesResultsStruct.m

@@ -147,16 +147,16 @@
     % (5) bayesResults.nestedSamplerOutput
 
     % Nested Sampler
-    LogZ = 0;
-    LogZErr = 0;
+    logZ = 0;
+    logZErr = 0;
 
     nestSamples = zeros(1,2);
     coder.varsize('nestSamples');
 
     postSamples = zeros(1,2);
     coder.varsize('postSamples');
 
-    nestedSamplerOutput = struct('LogZ',LogZ,'LogZErr',LogZErr,...
+    nestedSamplerOutput = struct('logZ',logZ,'logZErr',logZErr,...
     'nestSamples',nestSamples,'postSamples',postSamples);
 
     % ------------------------------------------------------------------