2005-05-31  Maurits Rijk  <m.rijk@chello.nl>

	* plug-ins/common/CEL.c
	* plug-ins/common/gbr.c
	* plug-ins/common/gee.c
	* plug-ins/common/hot.c
	* plug-ins/common/pat.c
	* plug-ins/common/pcx.c
	* plug-ins/common/spheredesigner.c
	* plug-ins/common/tiler.c
	* plug-ins/common/zealouscrop.c: GPL license added for plug-ins
	without any license. If any of the authors objects we will
	probably have to remove the plug-in.