Fixup funcAttributes.
fix Issue 12688 - Strange error if function call is in parentheses

`(s.foo).writeln` is parsed as `DotIdExp(TypeExp('s.foo'), 'writeln')`, but the type `s.foo` should be analyzed as dotvar expression.
fix Issue 12673 - ICE with static assert and __traits(compiles) with non-existent symbol
Merge pull request #3525 from 9rnsr/fix12673

Issue 12673 - ICE with static assert and __traits(compiles) with non-existent symbol
Add license to visitor header
Merge pull request #3523 from ibuclaw/visitorlicense

Add license to visitor header
Merge pull request #3524 from 9rnsr/fix12688

Issue 12688 - Strange error if function call is in parentheses
fix Issue 12703 - final class rejects members initialization
Merge pull request #3528 from 9rnsr/fix12703

[REG2.065] Issue 12703 - final class rejects members initialization
Merge pull request #3506 from AndrejMitrovic/FixupFuncAttrib

Fixup funcAttributes.