The ICCC was improved to increase the performance and the accuracy for
floating point numbers. The efficiency of arrays is now increased caused
by these optimisations. Important: The new implementation is not
compatible with previous versions.
+ DB access is now right and uses copied sessions
+ DB session is now specifying the safe state and the mode
+ Fixed the issue with too early ICCC messages regarding to late cache
+ Add the MIME type for Dart
+ Fixed the issuse with wrong order of shutdown handlers
- TODO: Testing of these changes
