Use https instead of http as far as possible in README

diff --git a/README b/README
index c1a5deb..aba54f7 100644 (file)
--- a/README
+++ b/README
@@ -56,23 +56,23 @@ Relevant standards
 These standards are relevant to nice's current implementation.
 
 ICE
-  http://tools.ietf.org/html/rfc5245 (old)
-  http://tools.ietf.org/html/rfc8445
+  https://tools.ietf.org/html/rfc5245 (old)
+  https://tools.ietf.org/html/rfc8445
 STUN
-  http://tools.ietf.org/html/rfc3489 (old)
-  http://tools.ietf.org/html/rfc5389
+  https://tools.ietf.org/html/rfc3489 (old)
+  https://tools.ietf.org/html/rfc5389
 STUN Consent Freshness RFC
   https://tools.ietf.org/html/rfc7675
 TURN 
-  http://tools.ietf.org/html/rfc5766
+  https://tools.ietf.org/html/rfc5766
 RTP
-  http://tools.ietf.org/html/rfc3550
+  https://tools.ietf.org/html/rfc3550
 ICE-TCP RFC
-  http://tools.ietf.org/html/rfc6544
+  https://tools.ietf.org/html/rfc6544
 Trickle ICE
    https://tools.ietf.org/html/draft-ietf-ice-trickle-21
 XMPP Jingle ICE transport
-  http://www.xmpp.org/extensions/xep-0176.html
+  https://www.xmpp.org/extensions/xep-0176.html
 
 In future, nice may additionally support the following standards.