doc tweaks

distributors.scad

@@ -592,7 +592,7 @@ module rot_copies(rots=[], v=undef, cp=[0,0,0], n, sa=0, offset=0, delta=[0,0,0]
 // Arguments:
 //   rots = Optional array of rotation angles, in degrees, to make copies at.
 //   cp = Centerpoint to rotate around.
-//   --
+//   ---
 //   n = Optional number of evenly distributed copies to be rotated around the ring.
 //   sa = Starting angle, in degrees.  For use with `n`.  Angle is in degrees counter-clockwise from Y+, when facing the origin from X+.  First unrotated copy is placed at that angle.
 //   r = If given, makes a ring of child copies around the X axis, at the given radius.  Default: 0

vnf.scad

@@ -1418,7 +1418,7 @@ module debug_vnf(vnf, faces=true, vertices=true, opacity=0.5, size=1, convexity=
 // Arguments:
 //   vnf = The VNF to validate.
 //   size = The width of the lines and diameter of points used to highlight edges and vertices.  Module only.  Default: 1
-//   --
+//   ---
 //   show_warns = If true show warnings for non-triangular faces.  Default: true
 //   check_isects = If true, performs slow checks for intersecting faces.  Default: false
 //   opacity = The opacity level to show the polyhedron itself with.  (Module only)  Default: 0.67