Fix check for localstorage preference of hide-show

John Hann debugged that the look up of the key value was incorrect. This patches it to check the list with an indexOf() check. Verified locally against a Accessing Data with GemFire.
Style triangles and hands to show expandability
Refactor Spring Cloud into an umbrella
Merge pull request #463 from dsyer/feature/spring-cloud

Refactor Spring Cloud into an umbrella
Merge pull request #464 from gregturn/hide-show-localstorage

Fix check for localstorage preference of hide-show
Team page: use Google Maps
Merge pull request #458 from bclozel/gmaps

Team page: use Google Maps
Fix typos in base.css file

"wekit" -> "webkit"

Fixes #105
Fix Google Maps integration

* fix CSS issue conflict with twbootstrap, where img is given
"max-width=100%"; this makes the "close button" unreachable
* clean unnecessary "poly/array" import
Use default cloudfoundry java-buildpack

Now that Java8 is the default Java version in the cloudfoundry
java-buildpack, we can now forget about our buildpack fork.

Fixes #465
Downgrade default number of instances

Part of the "heavy traffic" is now absorbed by our CDN provider, since
many requests were targeting Sagan's ATOM endpoint constantly.

Thourough tests using New Relic show that we can safely downgrade to 3
instances by default.
Scroll the page whenever a hide/section is expanded/collapsed

Hiding and showing elements can cause related sections to appear off page.
This fixes it by scrolling the proper element into view.

Resolves spring-guides/gs-rest-service#25
Rewrite hide-show reveal registrations properly

Wrapping the registration with anonymous functions breaks .off() functionality inside the destroy callback. Fixed and tested.
Merge pull request #471 from gregturn/master

Rewrite hide-show reveal registrations properly
Revert "Show SPringOne 2GX 2014 banner on homepage"

SpringOne2GX registration ended!

This reverts commit 07a864ad0132d21ed9909af3b7291daef2bbe8ea.
Revert "Display SpringOne2GX 2014 banner"

This reverts commit 7c4217928d728547544284e56c24d7b4d851440b.
Fix Pivotal website link in footer
Update platform diagram with Spring Cloud

The new umbrella project "Spring Cloud" is now part of the Spring
platform as an "IO Coordination" project.
Update links to new Pivotal website (pivotal.io)
Introduce support for asciidoctor inside tutorials

Due to plans regarding older tutorials, removed all markdown support. Also refactored asciidoctor utilities into common class and applied them to getting started guides as well.