Version bump, python 3.8 type hinting fixes

Merge branch 'dev'

Version bump

Added Ș, ș, Ț, ț as design alternates in Romanian to better highlight…

… the design requirements

Missing dependency

Minor housekeeping

Bump scrapy to saver version

Fix missing data files, release as 0.5.1...

Version bump, changelog

Refined marks for 'tha', minor formatting fixes