Merge pull request #7763 from albert-github/feature/bug_perm_redir

Correcting permanent redirect

Documentation/doc/biblio/cgal_manual.bib

@@ -338,7 +338,7 @@ @misc{ cgal:b-ply-11
   ,title        = "{PLY} - Polygon File Format"
   ,howpublished = {Paul Bourke}
   ,year         = 2011
-  ,url          = "http://paulbourke.net/dataformats/ply/"
+  ,url          = "https://paulbourke.net/dataformats/ply/"
 }
 
 

Stream_support/doc/Stream_support/File_formats/Supported_file_formats.txt

@@ -192,7 +192,7 @@ The `PLY` file format, using the file extension `.ply`, is an \ascii or binary f
 conceived to store the data obtained during 3D scans. Objects are stored
 as a simple list of polygons and external properties can be stored.
 
-A precise specification of those formats is available <a href="http://paulbourke.net/dataformats/ply/">here</a>.
+A precise specification of those formats is available <a href="https://paulbourke.net/dataformats/ply/">here</a>.
 
 <table class="iotable">
   <tr>
@@ -327,7 +327,7 @@ of its coordinates and other properties. Only coordinates and normals are curren
 The `GOCAD` format, using the file extension `.ts`, is an \ascii file format
 that enables a range of primitive types to be imported into the GOCAD package.
 
-A precise specification of the format is available <a href="http://paulbourke.net/dataformats/gocad/gocad.pdf"> here</a>.
+A precise specification of the format is available <a href="https://paulbourke.net/dataformats/gocad/gocad.pdf"> here</a>.
 
 <table class="iotable">
   <tr>