Don't try to erase liesn with less than 2 points

Nibriboard/ClientFiles/Chunk.js

@@ -79,6 +79,11 @@ class Chunk
 		for (let i = this.lines.length - 1; i >= 0; i--) {
 			// If our distance to the line is less than half the width (i.e. 
 			// the radius), then we must be inside it
+			
+			// Skip lines with less than 2 points
+			// TODO: Handle these separately
+			if(this.lines[i].Points.length < 2)
+				continue;
 			let thisLineDistanceData = point_line_distance_multi(point, this.lines[i].Points);
 			if(thisLineDistanceData[1] <= this.lines[i].Width / 2)
 				return this.lines[i];

Nibriboard/lib/GlidingSquirrel

@@ -1 +1 @@
-Subproject commit f56620e8cf1ad23a9f24aeeb0b850ef2c749b474
+Subproject commit fc8f65e2aff3953e6ca616d26df0d87ba4b4c3d3