broken link update

http://view.jquerymobile.com/master/demos/panel/external/ should be 
http://view.jquerymobile.com/master/demos/panel-external/
changed content divs to new format
changed content div to new style
changed content div to new style
changed content div to new style
Demos: changed content div to new style
demos: pages/index.php making the code examples not reference a fixed version
Contributing.md: Updated JS Bin template
Demos: Remove extra file not needed for demo Fixes #6749 - Code cleanup required in webapp.php page
UI Components: add version SHA's
Release: Added custom release script
Release: Added email aliases
Release: Updated author list with CLA backed authors
Release: Added mapping for patrioticcow
Release: Release.complete doesn't have a callback anymore
Release: Added publlshing demos to the demos.jquerymobile.com repo
Updating the master version to 1.4.1pre.
Release: Don't upload demos to old website anymore

Fixes gh-6825
Build: Added target to generate image zip file
Release: Added steps to update builder