Wrong test cases

[Jack-Works]

1. WeekMap -> WeakMap
   https://github.com/Tokimon/es-feature-detection/blob/master/builtins/es2015.json#L14

2. WeekSet -> WeakSet
   https://github.com/Tokimon/es-feature-detection/blob/master/builtins/es2015.json#L15

3. Number.isFininte -> Number.isFinite
   https://github.com/Tokimon/es-feature-detection/blob/master/builtins/es2015.json#L35

4. RegExp.prototype.sticky
   https://github.com/Tokimon/es-feature-detection/blob/master/syntax/es2015.json#L4:21

(new RegExp('foo','y')).sticky === true

5. RegExp.prototype.unicode

(new RegExp('\u{61}', 'u')).unicode === true

[Tokimon]

Hey man thanks for the ticket.
I didn't get the notice about the post, so I only just saw your corrections. Amazing!
Thanks for helping out