Update to version 21.0.2 to fix packaging errors

Tag version 21.0.1 for 2 years of translations

Merge pull request #58 from lrusak/osx-arm64-fix

depends: glm: add separate flags for osx x86_64 and arm64

Merge pull request #43 from AlwinEsch/Nexus-change

[Nexus] API related update

Merge pull request #42 from AlwinEsch/Matrix-change

increase version to 19.0.1 (translations)

Merge pull request #40 from AlwinEsch/Nexus-change

[Nexus] initial release change for new Kodi 20 Nexus version

Merge pull request #39 from AlwinEsch/Matrix-change

[Matrix] final Matrix change to correct test builds and take as Version 19.0.0

Merge pull request #22 from AlwinEsch/Matrix-change

[Matrix] increase version to 3.3.0 (API related)

Merge pull request #20 from AlwinEsch/Matrix-change

[Matrix] fix standalone build with newer glm versions (>= 0.9.9.6)

Merge pull request #21 from AlwinEsch/Leia-change

[Leia] fix standalone build with newer glm versions (>= 0.9.9.6)