[swfinterp] Allow function patching
[swfinterp] Implement member assignment
[swfinterp] Intepret more multinames
[swfinterp] Better error message
[swfinterp] Interpret yet more opcodes
[swfinterp] Implement String basics
[swfinterp] Implement equals opcode
[swfinterp] Implement pushtrue and pushfalse opcodes
[swfinterp] Add support for void methods
[swfinterp] Implement various opcodes
[swfinterp] Formalize built-in classes
[swfinterp] Implement charCodeAt
[swfinterp] Implement bitand and pushshort operators