Fix type errors on directory_service_model
Fix type for disk_report

Now works with mysql in strict mode
Added uncaught exception handler

Improved error messaging
Merge branch 'wip' of https://github.com/munkireport/munkireport-php into bisd-development

# By Arjen van Bochoven
# Via Arjen van Bochoven
* 'wip' of https://github.com/munkireport/munkireport-php:
  Added uncaught exception handler
  Fix type for disk_report
  Fix type errors on directory_service_model