Merge PR #1178: Apply SETBYLAYER choices and property masks

# Conflicts:
#	src/app/commands/styleprops.rs

src/modules/draw/modify/mod.rs

@@ -21,6 +21,7 @@ pub mod refedit;
 pub mod reverse;
 pub mod rotate;
 pub mod scale;
+pub mod setbylayer;
 pub mod spline_ops;
 pub mod splinedit;
 pub mod stretch;