minor changes

src/main/java/edu/mit/blocks/codeblocks/InfixBlockShape.java

@@ -62,11 +62,11 @@ public class InfixBlockShape extends BlockShape {
                 //move away from bottom left corner
                 if (socketCounter > 0) {
                     gpBottom.lineTo(
-                            (float) gpBottom.getCurrentPoint().getX() + BOTTOM_SOCKET_MIDDLE_SPACER,
+                            (float) gpBottom.getCurrentPoint().getX()+ BOTTOM_SOCKET_MIDDLE_SPACER,
                             (float) gpBottom.getCurrentPoint().getY());
                 }else {
                     gpBottom.lineTo(
-                            (float) gpBottom.getCurrentPoint().getX() + BOTTOM_SOCKET_SIDE_SPACER,
+                            (float) gpBottom.getCurrentPoint().getX()+ BOTTOM_SOCKET_SIDE_SPACER,
                             (float) gpBottom.getCurrentPoint().getY());
                 }