Version 2.30.1
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* Accessibility Devel Guide:
  - Updated translations:
    es    (Jorge González)
* Human Interface Guidelines
  - Updated translations:
    el    (Marios Zindilis)
* Optimization Guide:
  - Updated translations:
    cs    (Petr Kovar)
    el    (Nikos Bakaoukas)
* Platform Overview:
  - Updated translations:
    uk    (Maxim V. Dziumanenko)