~jaro/balkon

ref: 85a32d42819fa08632855b2106af255f2e52e3fa 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.