Doc Fixes

Added $edge_angle to edge_profile_asym() side effects

Added edge list example to Rounding_the_Cube tutorial

Author: RAMilewski

attachments.scad

@@ -1842,6 +1842,7 @@ module edge_profile(edges=EDGES_ALL, except=[], excess=0.01, convexity=10) {
 //   `$idx` is set to the index number of each edge.
 //   `$attach_anchor` is set for each edge given, to the `[ANCHOR, POSITION, ORIENT, SPIN]` information for that anchor.
 //   `$profile_type` is set to `"edge"`.
+//   `$edge_angle` is set to the inner angle of the current edge.
 // Example:
 //   ogee = [
 //       "xstep",1,  "ystep",1,  // Starting shoulder.

tutorials/Rounding_the_Cube.md

@@ -76,6 +76,13 @@ include <BOSL2/std.scad>
 cuboid([100,80,60], rounding=20, except = TOP+FRONT);
 ```
 
+Multiple edges can be specified in the form of a list:
+
+```openscad-3D
+include <BOSL2/std.scad>
+cuboid([100,80,60], rounding=20, edges=[FWD,TOP], except=[TOP+LEFT,FWD+RIGHT]);
+```
+
 You can also specify which edges to round using a 3x4 array, where each entry corresponds to one of the 12 edges and is set to 1 if that edge is included and 0 if the edge is not. The edge ordering is:
 
 [