Initializes a newly allocated dictionary using the keys and values found at a given URL.
Original signature is '- (id)initWithContentsOfURL:(NSURL *)aURL'
Available in Mac OS X v10.0 and later.


- aURL (NSURL)
- An URL that identifies a resource containing a string representation of a property list whose root object is a dictionary.

An initialized dictionary—which might be different than the original receiver—that contains the dictionary at aURL, or nil if there is an error or if the contents of the resource are an invalid representation of a dictionary.

- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)