 2WREC                                                              Menu: WALLS
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 Creates a wall rectangle given its two extreme points and allows you to turn
 it into a 3-dimensional room.

         1. * (POINT) first point
         2. * (POINT) opposite point
         3. * (Y\N) wish to give height ?

 Description:
 This command creates a wall rectangle, given its lower-left and upper-right
 points, and allows you to turn it into a 3-dimensional room. Pick the first
 and opposite points and a rectangular wall frame is created. Confirm that you
 wish to give it a height, and it turns into a room. You are prompted for
 additional points to create additional rooms until you enter another command.

         Example: \2wrec 0 0 0 4 4 0 y

 The rectangle of the wall axial lines has its first corner on point 0 0 0 and
 is four units along x and four units along y.
