Map & charuse updates

[r12a]

A

• open .numbers and sort to give consonants, vowels, then other all in phonetic order
  • remove CLDR globals
  • add a map column, if useful
• open Manage Characters and use xx-make-details to add missing characters to the xx-details file
• update xx-langdata & langs.js

B

• check that Character Use works
• add xxlang to xx-langdata & langs.js if needed so that clicking on a character takes you to the characters page
• ensure all existing entries have descriptions

C

• upgrade vowel and consonant maps
• ensure map intros are updated too
• convert multipart to composite vowel sign
• check that vowel absence is reintegrated

D

• update xx.css

E

• change 'character' to 'block' in block.html
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