New in v1.6 (2003-12-12)
* Added support for reading an image one line at a time
* Added functions for setting external dynamic loader interface
  (not currently in use)
* Disabled dysfunctional guile support

New in v1.5
* Extended streaming interface to support seeking in a stream
* Added functions to set color component order

New in v1.4
* Added stream interface used for reading audio

New in v1.3 (2001-12-03)
* Added simage_resize3d

New in v1.2 (2001-06-01)
* movie support
* guile binding

New in v1.1 (2001-02-05)
* save capabilities

New in v1.0 (2000-10-23)
* first release
