Add feature to show/hide bits of a guide based on preferences

Add support for embedded CSS classes that allow hiding segments of a guide based on build systems. Embed these selections in a cookie so that preferences are carried across various guides.
Process comments and fix sidebar table of comments

* Fixed $(ready) thing
* Removed console.log statements
* Simplified conditional branch as requested
* Moved constants to top of module
* Simplified event handler by moving up to sagan-level container
* Changed reveal(cls) to tap hideBuildSteps() for removing CSS ops
* Altered generation of sidebar content, so it finds any links associated with .reveal-foo, and trims them out of the sidebar.
* Move docCookie into separate module
Use localStorage instead of cookies

localStorage is widely supported:
http://caniuse.com/#feat=namevalue-storage
Fix template engine caching

Thymeleaf template caching should be disabled in the "default"
profile (i.e. the developement profile) only.

production and staging environments should have caching enabled.
Merge pull request #1 from bclozel/gregturn-hide-show-guide

Use localStorage instead of cookies
Merge pull request #454 from gregturn/hide-show-guide

Add feature to show/hide bits of a guide based on preferences
Fix JavaScript error with google-code-prettify

Change the name of the google-code-prettify module in our curl
configuration, since prettify is now a named AMD module.
Add JavaScript sourcemaps

* add sourcemaps with gulp-sourcemaps module
* update build modules to be compatible with sourcemaps
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