Version 1.0.34

[keithw]

Major changes since 1.0.33:

• Parse & write custom-section annotations (Implement custom section reading/writing #2284)
• Partial wasm2c support for the threads proposal (wasm2c: partial support for atomic memory ops #2233)
• wasm2c support for the tail-call proposal (wasm2c: implement the tail-call proposal #2272)
• Update multi-memory support to match upstream proposal (Flip order of memory indexes on memory.copy per upstream #2294)
• wasm-opcodecnt renamed to wasm-stats (Rename wasm-opcodecnt to wasm-stats #2298)
• wasm2c fixes for MIPS (wasm2c: ensure force read constraints compile for clang on mips #2274)
• Support global.get in constant expressions (Share reading/validation code between elem exprs & other const exprs #2288)
• Better spec-compliant parsing on some edge cases (WastParser: fix assertion failure on empty quoted module (NFC) #2247, WastParser: allow empty modules/scripts with warning #2248, binary-reader.cc: detect more malformed modules #2251, spectest-interp: assert_malformed must error in reader alone #2252)
• Improved parsing and validation for memory64 (memory64: when enabled, check offset range at validation-time #2253, BinaryReader/Writer: roundtrip large memory64 offsets #2255, src/leb128.cc: fix detection of too-big u64 LEB128s #2256)