blog: update links to remove tip subdomain or add https

This should not be published until Go 1.13 is out.

Change-Id: Ie9c3147d21339106cbbe2e468f1f02b2abea57cd
Reviewed-on: https://go-review.googlesource.com/c/blog/+/192742
Reviewed-by: Alexander Rakoczy <alex@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
diff --git a/AUTHORS b/AUTHORS
index 15167cd..2b00ddb 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -1,3 +1,3 @@
 # This source code refers to The Go Authors for copyright purposes.
 # The master list of authors is in the main Go distribution,
-# visible at http://tip.golang.org/AUTHORS.
+# visible at https://tip.golang.org/AUTHORS.
diff --git a/CONTRIBUTORS b/CONTRIBUTORS
index 1c4577e..1fbd3e9 100644
--- a/CONTRIBUTORS
+++ b/CONTRIBUTORS
@@ -1,3 +1,3 @@
 # This source code was written by the Go contributors.
 # The master list of contributors is in the main Go distribution,
-# visible at http://tip.golang.org/CONTRIBUTORS.
+# visible at https://tip.golang.org/CONTRIBUTORS.
diff --git a/content/5years.article b/content/5years.article
index dcef847..4817f6c 100644
--- a/content/5years.article
+++ b/content/5years.article
@@ -79,7 +79,7 @@
 
 So, what does the future hold? We think that 2015 will be Go's biggest year yet.
 
-Go 1.4—in addition to its [[http://tip.golang.org/doc/go1.4][new features and fixes]]—lays
+Go 1.4—in addition to its [[https://golang.org/doc/go1.4][new features and fixes]]—lays
 the groundwork for a new low-latency garbage collector and support for running
 Go on mobile devices. It is due to be released on December 1st 2014.
 We expect the new GC to be available in Go 1.5, due June 1st 2015, which will
diff --git a/content/go-fmt-your-code.article b/content/go-fmt-your-code.article
index a60fe8c..3d41f0d 100644
--- a/content/go-fmt-your-code.article
+++ b/content/go-fmt-your-code.article
@@ -40,7 +40,7 @@
 
 For Eclipse or Sublime Text users, the [[https://github.com/GoClipse/goclipse][GoClipse]] and [[https://github.com/DisposaBoy/GoSublime][GoSublime]] projects add a gofmt facility to those editors.
 
-And for Git aficionados, the [[http://tip.golang.org/misc/git/pre-commit][misc/git/pre-commit script]] is a pre-commit hook that prevents incorrectly-formatted Go code from being committed. If you use Mercurial, the [[https://bitbucket.org/fhs/hgstyle/overview][hgstyle plugin]] provides a gofmt pre-commit hook.
+And for Git aficionados, the [[https://golang.org/misc/git/pre-commit][misc/git/pre-commit script]] is a pre-commit hook that prevents incorrectly-formatted Go code from being committed. If you use Mercurial, the [[https://bitbucket.org/fhs/hgstyle/overview][hgstyle plugin]] provides a gofmt pre-commit hook.
 
 * Mechanical source transformation
 
diff --git a/content/go-turns-three.article b/content/go-turns-three.article
index 89ca9eb..be3cd2f 100644
--- a/content/go-turns-three.article
+++ b/content/go-turns-three.article
@@ -16,7 +16,7 @@
 
 Since the open source launch,
 we've been joined by
-[[http://tip.golang.org/CONTRIBUTORS][hundreds of external contributors]],
+[[https://tip.golang.org/CONTRIBUTORS][hundreds of external contributors]],
 who have extended and improved Go in myriad ways,
 including writing a Windows port from scratch.
 We added a package management system
diff --git a/content/module-mirror-launch.article b/content/module-mirror-launch.article
index 391fa16..2bef6e4 100644
--- a/content/module-mirror-launch.article
+++ b/content/module-mirror-launch.article
@@ -10,13 +10,13 @@
 [[https://index.golang.org][index]], and
 [[https://sum.golang.org][checksum database]] are now production ready! The `go` command
 will use the module mirror and checksum database by default for
-[[https://tip.golang.org/doc/go1.13#introduction][Go 1.13 module users]].  See
+[[https://golang.org/doc/go1.13#introduction][Go 1.13 module users]].  See
 [[https://proxy.golang.org/privacy][proxy.golang.org/privacy]] for privacy
 information about these services and the
-[[https://tip.golang.org/cmd/go/#hdr-Module_downloading_and_verification][go command documentation]]
+[[https://golang.org/cmd/go/#hdr-Module_downloading_and_verification][go command documentation]]
 for configuration details, including how to disable the use of these servers or
 use different ones.  If you depend on non-public modules, see the
-[[https://tip.golang.org/cmd/go/#hdr-Module_configuration_for_non_public_modules][documentation for configuring your environment]].
+[[https://golang.org/cmd/go/#hdr-Module_configuration_for_non_public_modules][documentation for configuring your environment]].
 
 This post will describe these services and the benefits of using them, and
 summarizes some of the points from the
@@ -138,4 +138,4 @@
 
 We hope these services improve your experience with modules, and encourage you
 to [[https://github.com/golang/go/issues/new?title=proxy.golang.org][file issues]] if you run into
-problems or have feedback!
\ No newline at end of file
+problems or have feedback!