3.1.0 Release Notes

[antiochp]

3.1.0 has now been released.

• https://github.com/mimblewimble/grin/releases/tag/v3.1.0
• https://github.com/mimblewimble/grin/releases/tag/v3.1.0-beta.2
• https://github.com/mimblewimble/grin/releases/tag/v3.1.0-beta.1

P2P

• explicit read_timeout and write_timeout during hand/shake (explicit read_timeout and write_timeout during hand/shake #3249)
• ignore error from set_read_timeout (ignore error from set_read_timeout #3243)
• handle mpsc channel disconnect from peer_write thread (handle mpsc channel disconnect from peer_write thread #3241)
• feat: allow DNS names in peers/seeds list and resolve them (feat: allow DNS names in peers/seeds list and resolve them #3125)
• Convert ipv4-mapped ipv6 when accepting peer (Convert ipv4-mapped ipv6 when accepting peer #3225)
• Attempt to read ipv4-mapped ipv6 to ipv4 if possible (Attempt to read ipv4-mapped ipv6 to ipv4 if possible #3221)

TUI

• TUI peer sort order (TUI peer sort order #3184)

API

• Resolve JSON RPC 2.0 non-compliance (#2149: Resolve JSON RPC 2.0 non-compliance #3209, Revert "#2149: Resolve JSON RPC 2.0 non-compliance" #3212, Resolve JSON RPC 2.0 non-compliance (redo) #3213)
• Fix return code in peers API (Fix return code in peers API #3186)
• Bug fix for highest_index in output API. (Bug fix for highest_index in output API. #3200)

Chain/Core

• only apply full rewind to bitmap, not per block (only apply full rewind to bitmap, not per block #3246)
• Block input bitmap rework (Block input bitmap rework #3236)
• Cleanup output pos idx (Cleanup output pos idx #3227)
• account for the utxo rewind when attempting to fix a bad chain init (Account for the utxo rewind when attempting to fix a bad chain init #3229)
• use backend file when compacting the output pos index (Listen for p2p connections on IPv6 (besides IPv4) #3208
• Build block header from pre pow data and proof (Build block header from pre pow data and proof #3178)

Documentation

• [Docs] Rangeproof output documentation ([Docs] Rangeproof output documentation #3234)
• Update intro.md (Update intro.md #2975)
• Update build.md to remove min version of Rust (Update build.md to remove min version of Rust #3219)
• Replace Gitter by Keybase in README.MD (Replace Gitter by Keybase in README.MD #3215)
• Update License to 2020 (Update License to 2020 #3196)
• Remove old website for grin.mw (Remove old website for grin.mw #3195)
• [doc] Chinese Translation ([Done][doc] Chinese Translation #3122)

Build/CI/Tests

• brew uninstall llvm in macos vm for azure pipelines (brew uninstall llvm in macos vm for azure pipelines #3232)
• CI: Remove Rust installation for macOS (CI: Remove Rust installation for macOS #3220)
• tests: split consensus tests into separate files for each chain type … (tests: split consensus tests into separate files for each chain type … #3168)

Miscellaneous/Other

• Fix warnings (Fix warnings #3240)
• Update croaring (Update croaring #3233)
• Update hyper/tokio/futures dependencies (Update hyper/tokio/futures dependencies #3214)
• Less cloning and additional pattern simplifications (Less cloning and additional pattern simplifications #3223)
• Less cloning and pattern simplifications (Less cloning and pattern simplifications #3216)
• Pass SwitchCommitment by value instead of reference (Optimization: Pass SwitchCommitment by value instead of reference #3217)
• remove writeable impl [u8; 4] (Remove Writeable impl for [u8; 4] #3132)
• Some simple Option / Result / iterator pattern simplifications (Some simple Option / Result / iterator pattern simplifications #3205)
• Cleanup redundant AsFixedBytes and FixedLength traits (Cleanup redundant AsFixedBytes and FixedLength traits #3131)
• Remove unused crate (Tests: remove unused crate #3211)
• Refactor to pass batch around explicitly (Refactor to pass batch around explicitly #3176)
• Fixed issues with fuzz in core. (Fixed issues with fuzz in core. #3193)
• explicit str, rustc 1.34.0 doesn't seem to pick this up otherwise (explicit str, rustc 1.34.0 doesn't seem to pick this up otherwise #3191)
• Remove unused crates (Remove unused crates #3185)
• Removed binary blob: localhost+1.p12. (Removed binary blob: localhost+1.p12. #3189)
• Fix compiler warning 'unnecessary parentheses around type' (Fix compiler warning 'unnecessary parentheses around type' #3175)
• cleanup unused hash_with impl (cleanup unused hash_with impl #3207)