~jaro/balkon

ref: 95ceab6991b5b491ebe39374989d3bcf7d12314c 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.