* add ssl for source-postgres
* add config in utf8 test
* correct comments from @jrhizor and @sherifnada
* correct config get
* add ssl test postgres
* add sh generate ssl files
* change pg ssl test
* use custom image
* correct spec.json
* correc tests
* remove unecessary config
* add config and correct spec.json
* add ssl to postgres destination
* add tools to generate custom dockers images and correct spec.json
* change how additional parameter is append
* add logic ssl for postgres destination
* remove if for append add params
* gradlew format
