Fix links in release notes.

[brson]

My bad!

[rust-highfive]

r? @pcwalton

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[steveklabnik]

#26568 has this and more, should we accept it instead?

[alexcrichton]

@bors: r+ 3f178b8

eh I figure we can let bors duke it out

[bors]

⌛ Testing commit 3f178b8 with merge 176846f...

[bors]

💔 Test failed - auto-win-gnu-32-nopt-t

[alexcrichton]

@bors: retry

On Fri, Jun 26, 2015 at 3:44 PM, bors notifications@github.com wrote:

[image: 💔] Test failed - auto-win-gnu-32-nopt-t
http://buildbot.rust-lang.org/builders/auto-win-gnu-32-nopt-t/builds/481

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Reply to this email directly or view it on GitHub
#26574 (comment).

[bors]

⌛ Testing commit 3f178b8 with merge 0335fe2...

[bors]

💔 Test failed - auto-mac-64-opt

[alexcrichton]

@bors: retry

On Fri, Jun 26, 2015 at 6:09 PM, bors notifications@github.com wrote:

[image: 💔] Test failed - auto-mac-64-opt
http://buildbot.rust-lang.org/builders/auto-mac-64-opt/builds/5498

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Reply to this email directly or view it on GitHub
#26574 (comment).

[bors]

⌛ Testing commit 3f178b8 with merge 773052a...

[bors]

☀️ Test successful - auto-linux-32-nopt-t, auto-linux-32-opt, auto-linux-64-nopt-t, auto-linux-64-opt, auto-linux-64-x-android-t, auto-mac-32-opt, auto-mac-64-nopt-t, auto-mac-64-opt, auto-win-gnu-32-nopt-t, auto-win-gnu-32-opt, auto-win-gnu-64-nopt-t, auto-win-gnu-64-opt