Release 2.1.0

See #133, release log:

• b802b88 by @bryansantosdeve: fix: Unit tests JsonCacheSafeL...
• 7a724b6 by @bryansantosdeve: Update safe_local_storage to v...
• 8b2eda2 by @bryansantosdeve: refactor: JsonCacheSafeLocalSt...
• a91a59d by @bryansantosdeve: feat: JsonCacheSafeLocalStorag...

Released by Rultor 1.74.7, see build log