Ilivalidator

- fixed: switching constraint check off
- fixed: role EXTERNAL handling in cardinality and reference
- optimized: constraint error messages
- added: new option --forceTypeValidation
- added: new option --disableAreaValidation

- changed API of user defined functions
- added: validate plausibility constraints
- added: evaluate user defined functions
- added: enable user defined error messages
- added: get message in specific validation if configuration off
- fixed: unique constraint not checked
- fixed: custom functions with object collections
- fixed: missed errors in xtf log file
- fixed: evaluation of sub-enum constants
- improved/fixed topology validation
- optimized: validate external/additional constraint
- optimized: performance

- optimized unique TID/OID check
- added functions len, lenM, trim, trimM, isEnumSubVal, inEnumRange, objectCount(ALL), objectCount(Role), elementCount, myClass, isOfClass, isSubClass, areArea
- added handling of not implemented functions
- added set constraints
- added infoLogs and traceLogs
- added validation of constraints in additional models

- validator: optimized unique TID/OID check
- validator: optimized performance
- validator: added AREA/SURFACE topology validation
- validator: added switch off existence, mandatory constraints and return warning instead of alert
- validator: added switch off attribute cardinality and return warning instead of alert
- validator: added role handling if role is EXTERNAL

- not complete

- validator: fixed cardinality fault if ili1.0
- validator: validate POLYLINE topology
- validator: optimized object pool