Performance Improvements

[Drofseh]

When merged this pull request will:

• Improve performance of TMF by using more efficient commands or structures.

1. replace vehicle _x != _x and vehicle _x == _x check with !isNull objectParent _x and isNull objectParent _x
2. increase the use of lazy evaluation
3. replace pushBackUnique with pushBack and arrayIntersect where sensible.
4. replace _array pushBackUnique _item != -1 with _item in _array (what a strange use of pushBackUnique)
5. replace CBA hashmap functions with newer vanilla hashmap commands
6. change or to || and and to &&
7. remove refereces to RHS, 3CB, TF47
8. modernize use of private keyword
9. various minor fixes and optimizations