Fixes WDBoundsError which was not being caught
Adds step sizes to YAML configuration file
Utilizes step sizes from configuration file
Adds adaptive burnin fields to YAML configuration file
Adds YAML configuration (with sanity checking) for adaptive burnin
Fixes logical errors in adaptive parameter checking and adaptive burnin

Ensures we check for (bigStepIter > trialIter), not the inverse
Ensures that the entire adaptive burnin is big steps, not the inverse
Merge branch 'configurationTweaks' into develop