Merge pull request #1623 from denis-sh/fix-Issue-11108-again-fixup-pull-1598

Fix issue 11108 again (fixup pull #1598)
Merge pull request #1622 from denis-sh/fix-std.traits-eol-fixup-pull-1261

[Whitespace] Fix CRLF EOLs in `std.traits`.
Add some static array traits

* adds `staticArrayDims`
* adds `MultiDimStaticArrayElementType`
* adds `multiDimStaticArrayElementCount`