#676: config.py, define docblock for 'jsonmerge_dataset()'
#676: config.py, define 'jsonmerge_dataset' schema
#676: config.py, merge all json fields with '*'
Merge pull request #690 from jeff1evesque/python_config

#676: Define 'jsonmerge' schema in 'config.py'
Merge branch 'master' into python_svm_training
#676: config.py, add 'return schema' code
Merge pull request #691 from jeff1evesque/python_config

#676: config.py, add 'return schema' code
Merge branch 'master' into python_svm_training
#675: svm_training.py, remove unnecessary 'jsonmerge' declarations