0.8.0

• Added support for multithreading (Example).
• Booleans now exist in bytecode.
• Added JSON encoder and decoder (Example)
• Added IO namespace (BytesOutput, Bytes).
• Added continue keyword.
• Added and improved various array methods.
• Added clone method to arrays and hashes.
• Duplicate constants will now be re-used.
• Properly handle deep-comparison of objects and arrays.
• Fixed nested breaks not working properly.
• Fixed various problems with object destructuring.
• Fixed parsing of chained equality operators.
• Catch illegal use of return, break and continue statements in compiler.
• Improved command handling in REPL.
• Fixed /clear command in REPL not working properly.
• Fixed REPL not working on Linux.
• Added missing keywords to REPL syntax highlighting.
• Fixed various typos in REPL.
• Added disassemble command to REPL (requires snekkyd in path).