Creates a deep copy of the value which may contain (nested) Arrays and
Objects, Numbers, Strings, Booleans and Dates. Functions are
assigned by reference rather than copied
Dispatches to a clone method if present.
@func
@memberOf R
@since v0.1.0
@category Object
@sig {} -> {}
@param {} value The object or array to clone
@return {} A deeply cloned copy of val
@example
var objects = [{}, {}, {}];
var objectsClone = R.clone(objects);
objects === objectsClone; //=> false
objects[0] === objectsClone[0]; //=> false