add duk_require_type_mask() and duk_require_object_coercible() API calls
api docs for duk_require_object_coercible() and duk_require_type_mask(); minor fixes to duk_is_object_coercible() and duk_check_type_mask() api docs
initial implementation of Object.setPrototypeOf()
preliminary guide updates on e6 features (assumes Proxy will also be implemented)
trivial cleanup
add __proto__ setter/getter, shares the same code as Object.getPrototypeOf and Object.setPrototypeOf
note on __proto__ object initializer
testcase for Object.prototype.__proto__
improve Object.prototype.__proto__ testcase
fixes to Object.prototype.__proto__ setter behavior
release note update
improve __proto__ testcase
test case for Object.setPrototypeOf
test case comment on __proto__ attributes
make Object.prototype.__proto__ and Object.setPrototypeOf conditional; this currently requires some builtin init hackery as they're not conditional in init data
document DUK_OPT_NO_OBJECT_ES6_PROTO_PROPERTY and DUK_OPT_NO_OBJECT_ES6_SETPROTOTYPEOF
guide doc update on es6 prototype properties
add commented out feature options for disabling es6 prototype props
Merge branch 'es6-setprototypeof'