Fixing call stack & padding in `utility.hex()`
Fixing `utility.coerce()` by correcting the order of conditional statements, simplified `element.attr()` to only be a getter/setter, created `element.removeAttr()` to remove attributes & added to `Array.prototype` & `Element.prototype`
Correcting a reference error `Array.prototype.removeAttr()`
Merge pull request #284 from avoidwork/edge

Minor fixes