Log Message:
Changes 2.2.0:
* DreamWorks Lossy Compression A new high quality, high performance lossy \ 
compression codec contributed by DreamWorks Animation. This codec allows control \ 
over variable lossiness to balance visual quality and file size. This \ 
contribution also includes performance improvements that speed up the PIZ codec.
* IlmImfUtil A new library intended to aid in development of image file \ 
manipulation utilities that support the many types of OpenEXR images.