Use Hikari instead of Tomcat Connection Pool
- Created hikari connection pool bean
- Configured connection parameters to match hikari
- Removed tomcat-jdbc and dbcp
- Remove unused classes
- Add Hikari to logback
- update hikaridatasource bean
closes https://issues.apache.org/jira/browse/FINERACT-796
remove hikaricp import from gradle files
more specific bean config
- Set up datasource properties
- Cleanup unused classes
- Add hikari to logback