~jaro/balkon

ref: 3e36005fb819e46423c4afe02d3f77d7571e9b2b balkon/.golden/richParagraphLayout/mixedDirectionComplexRTL.golden -rw-r--r-- 17.0 KiB 
Improve BiDi handling of numbers and neutrals.

Test mirrored neutral characters.

Add tests for mixed text direction.