CasCap Restructure

See https://github.com/ferstaberinde/F3/issues/259 - Option b)

* Advanced version has been merged with default
* Ending number can be replaced with code to execute code once casualty cap has been reached.

Examples:
```
[INDEPENDENT,100,{hint 'oh my!'}] execVM "f\casualtiesCap\f_endOnCasualtiesCap.sqf";

[INDEPENDENT,100,{[] execVM 'mySpecialScript.sqf'}] execVM "f\casualtiesCap\f_endOnCasualtiesCap.sqf";
```