Fixed model-fitting issue with empty images in dual-image mode (thanks to V. de Lapparent for reporting).
Updated LevMar to version 2.5.
Updated URLs in various places.
Pushed version number to 2.12.1.

Changed configure behaviour towards CFLAGS and LDFLAGS: automatic settings are now applied only if the --enable-automatic-flags configure option is set (thanks to S.Pascual).
Version number pushed to 2.9.0.

Replaced configuration error with warning if FFTW is not multithreaded and multithreading has been activated (unused).
Added autoconfig support for FFTW multithreaded versions combined in libfftw3 (unused).
Added runtime warning if ATLAS is not multithreaded and multithreading is on (unused).
Version number pushed to 2.8.8.

Cleaned up Makefile.am RPM options.
Fixed rpm build issue on Fedora Core 10.
Fixed display of max thread number in configure help.
Updated icc compilation flags to 11.0 syntax.
Set the license string to CeCILL in the .spec file.
Pushed version number to 2.8.5.