* destructuring private fields with array pattern / object pattern
* wip: new test cases
* destrucuring and rest for private properties
* test case for loose private-loose
* add transform-desturcturing for exec
* update test case
* remove getPrototypeOf imports from get and set
* wip: destructure super assignment
* throw "Destructuring to a super field is not supported yet."
* fix tests and fix assignment pattern
* remove CallExpression from AssignmentPattern
