upgraded groovy version to 2.3.6 added groovy-json and groovy-sql dependencies added apache-commons-lang3, HikariCP and mysql driver dependencies
upgraded groovy version to 2.3.6
added groovy-json and groovy-sql dependencies
added apache-commons-lang3, HikariCP and mysql driver dependencies

apgv/TimesheetKotlinExperiment,mecolombiano/TimesheetKotlinExperiment