Add hello-contexthub section
Updated gists for element services
Temporarily hide images of sample apps that are inaccurate
Add padding to bottom
Fix layout big in element-services page
Add Hello ContextHub images
Add Storage images
Add Geofence Images
Add DetectMe Images
Separate CRUD operations into different gists
Separate CRUD into different geofence gists
Fix broken links
Format sample app links
Format element service links
Improve event services docs with better gists
Element Services as title
Use proper capitalization.
CSS text-transforms should be used to alter case if needed.
Merge pull request #8 from contexthub/doc-update

Doc update