doc: move homepage and update URLs to HTTPS

Let's Encrypt is working well for us and having fewer domains
reduces subjectAltName bloat to speed up connection
establishment

HTTP will remain working indefinitely since some old systems
do not have modern TLS stacks.

1 files changed, 1 insertions, 1 deletions

diff --git a/Sandbox b/Sandbox
index fccb1ed..63c44c4 100644
--- a/Sandbox
+++ b/Sandbox
@@ -1,6 +1,6 @@
 = Tips for using \Rainbows! with Sandbox installation tools
 
-Most {tips for unicorn}[http://unicorn.bogomips.org/Sandbox.html]
+Most {tips for unicorn}[https://bogomips.org/unicorn/Sandbox.html]
 for Bundler and Isolate apply to \Rainbows! as well.
 
 == TLDR (Bundler)