Convert CMYK colorspace images to RGB. (Requires --use-cms on Imagemagick)
Always add the RGB icc file when converting from CMYK.
Adds brightness, flip/flop, sepia, grayscale, rotate and invert commands.
Improve autorun.sh when using brew's libtool on OS X.
Updated ChangeLog.
Updated default configuration to include dims4 handler and a default secret. Upped timeouts and expires.
Update version to 3.3.0 in configure.ac.
Merge branch 'master' of https://github.com/beetlebugorg/mod_dims

Conflicts:
	src/mod_dims.c
	src/mod_dims_ops.c
modulate filter