Description: Fix broken links in README.txt

Author: Peter Blackman <peter@pblackman.plus.com>

Last-Update: 2020-06-06

Index: b/README.txt

===================================================================

--- a/README.txt

+++ b/README.txt

@@ -2,7 +2,7 @@

 see the file COPYING for the license covering this software.

 This is free software to render fractal flames as described on

-http://flam3.com.  Flam3-animate makes animations, and flam3-render

+https://flam3.com.  Flam3-animate makes animations, and flam3-render

 makes still images.  Flam3-genome creates and manipulates genomes

 (parameter sets).  A C library is also installed.

@@ -192,8 +192,8 @@

     env inter=test.flam3 frame=10 nframes=20 flam3-genome > inter10.flam3

     env frame=10 flam3-animate < inter10.flam3

-see http://flam3.com/flame.pdf for descriptions & formulas, and

-see http://electricsheep.wikispaces.com/Variations for updates.

+see https://flam3.com/flame_draves.pdf for descriptions & formulas, and

+see https://github.com/scottdraves/flam3/wiki/Catalog-of-Variations for updates.

 The complete list of variations:

@@ -296,7 +296,7 @@

   96. auger

   97. flux

-see http://flam3.com/flame.pdf for descriptions & formulas for each of

+see https://flam3.com/flame_draves.pdf for descriptions & formulas for each of

 these.  note that, by default, if a random flame is requested and neither

 'use_vars' or 'dont_use_vars' are specified, the following variations are

 not used: noise, blur, gaussian_blur, radial_blur, ngon, square, rays,