fixed HeeksCAD issue  Issue 311:  	 background colors ignored/overwritten from/to config file
fixed HeeksCAD issue  Issue 311:  	 background colors ignored/overwritten from/to config file
pyrotron/heekscnc,BbiKkuMi/heekscnc,Nurb432/heekscnc,FluffyMortain/heekscnc,ant-t/heekscnc,sangit/heekscnc,blakelyc/heekscnc,FluffyMortain/heekscnc,elliotf/heekscnc,masika/heekscnc,JamieFBousfield/heekscnc,elliotf/heekscnc,FluffyMortain/heekscnc,sangit/heekscnc,ant-t/heekscnc,singwina/heekscnc,sangit/heekscnc,blakelyc/heekscnc,dnevels/heekscnc,Nurb432/heekscnc,hackendless/heekscnc,masika/heekscnc,pyrotron/heekscnc,blakelyc/heekscnc,JamieFBousfield/heekscnc,Nurb432/heekscnc,sangit/heekscnc,hackendless/heekscnc,BbiKkuMi/heekscnc,pyrotron/heekscnc,dnevels/heekscnc,dnevels/heekscnc,FluffyMortain/heekscnc,hackendless/heekscnc,pyrotron/heekscnc,AlanZheng/heekscnc,dnevels/heekscnc,blakelyc/heekscnc,ant-t/heekscnc,singwina/heekscnc,AlanZheng/heekscnc,singwina/heekscnc,hackendless/heekscnc,BbiKkuMi/heekscnc,ant-t/heekscnc,JamieFBousfield/heekscnc,AlanZheng/heekscnc,masika/heekscnc,Nurb432/heekscnc,singwina/heekscnc,AlanZheng/heekscnc,elliotf/heekscnc,elliotf/heekscnc,masika/heekscnc,JamieFBousfield/heekscnc,BbiKkuMi/heekscnc