fix: Emit a diagnostic when 'super' is used in a non-derived class (A…

…ssemblyScript#1678)

feat: Implement xxHash32 and use it in stdlib (AssemblyScript#1580)

Remove unused tslint comments / replace deprecated deepEqual (Assembl…

…yScript#1670)

fix: Properly handle semantically anonymous functions (AssemblyScript…

…#1666)

feat: Implement nontrapping-f2i proposal (AssemblyScript#1651)

feat: Implement Array/TypedArray/String#at (AssemblyScript#1606)

Add missing tests for Array#lastIndexOf (AssemblyScript#1642)

Rewrite runtime, switch to tracing GC and bootstrap (AssemblyScript#1559

)

BREAKING: The exported runtime interface has changed, affecting how external objects are being kept alive. Please refer to the updated documentation on [Garbage collection](https://www.assemblyscript.org/garbage-collection.html) for all the details.

fix: Include the loader's Class.wrap in generated TS definitions (Ass…

…emblyScript#1618)

fix: Make sure the main start function is assembled last (AssemblyScr…

…ipt#1607)