Release v1.6.0

What's Changed

• MAIN -> STG hotfixes by @damienen in #1004
• Stg to 1.5.0 by @damienen in #1010
• 1.5.0 stg by @damienen in #1011
• #1015 done by @Enciusan in #1016
• 1.5.0 : native-auth, itheum-sdk v1.2.0 by @icegriffinguru in #1018
• native auth fix + backend routing by @damienen in #1025
• 1.5.0 -> STG by @damienen in #1023
• STG -> MAIN (milestone 1.5.0) by @damienen in #1024
• 1.5.0 -> 1.6.0 by @damienen in #1026
• D damian: separate mainnet and devnet by @damienen in #1028
• fix net separation by @damienen in #1029
• d-damian -> 1.6.0 by @damienen in #1032
• origins by @damienen in #1034
• origins by @damienen in #1035

Full Changelog: v1.4.1...v1.6.0