o EXIF The EXIF module is now much more robust than before and can handle some of the erroneous EXIF tags some cameras procduce. Extended support for Nikon cameras. o Standards.IDNA This module implements various algorithms specified by the Internationalizing Domain Names in Applications (IDNA) memo by the Internet Engineering Task Force (IETF), RFC 3490.
Optimizations: -------------- o Instantiation and destruction of pike-classes is now significantly faster. o Handling of bignums has been optimized, especially conversion to/from normal integers. o String case conversion is now five times faster than before on average.