use https for links

all changed links verified to work

doc/README.txt

@@ -57,7 +57,7 @@ patool repack linux-2.6.33.tar.gz linux-2.6.33.tar.bz2
 
 Website
 --------
-See http://wummel.github.io/patool/ for more info and downloads.
+See https://wummel.github.io/patool/ for more info and downloads.
 
 API
 ----

doc/install.txt

@@ -3,7 +3,7 @@ Installation
 
 First, install the required software.
 
-1. Python >= 2.7 from http://www.python.org/
+1. Python >= 2.7 from https://www.python.org/
    
 
 Now install the application.

doc/web/content/index.md

@@ -4,7 +4,7 @@ slug: index
 ---
 Introduction
 -------------
-[![XKCD Tar comic](http://imgs.xkcd.com/comics/tar.png)](http://xkcd.com/1168/)
+[![XKCD Tar comic](https://imgs.xkcd.com/comics/tar.png)](https://xkcd.com/1168/)
 
 I could never remember the correct options for all those different compression
 programs. Tar, unzip, gzip - you name it and I forgot it.

setup.py

@@ -209,7 +209,7 @@ installed.
     maintainer = MyName,
     maintainer_email = MyEmail,
     license = "GPL",
-    url = "http://wummel.github.io/patool/",
+    url = "https://wummel.github.io/patool/",
     packages = ['patoolib', 'patoolib.programs'],
     data_files = data_files,
     scripts = ['patool'],