~jaro/balkon

ref: 8a9b82d20be09b375ae6052bcd00422f822cdc78 balkon/.golden/richParagraphLayout/mixedDirectionComplexLTR.golden -rw-r--r-- 17.0 KiB 
Improve BiDi handling of numbers and neutrals.

Test mirrored neutral characters.

Add tests for mixed text direction.