embedded ICC profile ignored on Import of JPEG PNG TIFF

[Kai-Uwe Behrmann]

Tested with 0.48.2 on openSUSE-12.1.

Steps to reproduce:
1. install inkscape from official openSUSE repository
2. install xicc to enable the CMS button in the lower right corner
3. File>Import -> select a TIFF or PNG or JPEG with embedded ICC profile
4. place inside the actual artwork

Found Result:
ICC profile is not used

Expected Result:
ICC profile should be used for colour corrected displaying

Test data:
http://www.oyranos.org/wiki/index.php?title=Test_Images

Ignoring embedded ICC profiles will result in wrong colours.