cc_detailsline: use a smaller thickness

Origin commit data
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Commit: fdc2ca37a9
Author: vanhofen <vanhofen@gmx.de>
Date: 2016-09-06 (Tue, 06 Sep 2016)

Origin message was:
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- cc_detailsline: use a smaller thickness

src/gui/components/cc_detailsline.cpp

@@ -61,7 +61,7 @@ void CComponentsDetailLine::initVarDline(	const int& x_pos, const int& y_pos_top
 	shadow_w	= 1;
 
 	//CComponentsDetailLine
-	thickness 	= 4;
+	thickness 	= 2; //NI
 	cc_body_gradient_enable = false;
 }