Changes.md : Remove duplicate entry
Changes.md : Remove duplicate entry

hradec/gaffer,boberfly/gaffer,hradec/gaffer,hradec/gaffer,hradec/gaffer,boberfly/gaffer,boberfly/gaffer,andrewkaufman/gaffer,GafferHQ/gaffer,andrewkaufman/gaffer,ImageEngine/gaffer,GafferHQ/gaffer,johnhaddon/gaffer,ImageEngine/gaffer,ImageEngine/gaffer,andrewkaufman/gaffer,andrewkaufman/gaffer,GafferHQ/gaffer,boberfly/gaffer,johnhaddon/gaffer,hradec/gaffer,johnhaddon/gaffer,johnhaddon/gaffer,GafferHQ/gaffer,johnhaddon/gaffer,ImageEngine/gaffer,andrewkaufman/gaffer,GafferHQ/gaffer