Add (as introduced with ES6) Math.log10
Add (as introduced with ES6) Math.log2
Fallback Math.sign to native if possible
Add (as introduced with ES6) Math.sinh
Add (as introduced with ES6) Math.tanh
Add (as introduced with ES6) Math.trunc
Add (as introduced with ES6) String.fromCodePoint
Add (as introduced with ES6) String.raw
Add (as introduced with ES6) String#codePointAt
Fallback to native String#contains
Fallback to native String#endsWith
Add (as introduced with ES6) String#normalize
Fallback to native String#repeat
Fallback to native String#startsWith
Add (as introduced with ES6) RegExp#match
Add (as introduced with ES6) RegExp#replace
Add (as introduced with ES6) RegExp#search
Fix tests
Add (as introduced with ES6) RegExp#split
RegExp#sticky implementation an `isSticky`