Merge pull request #27 from ianbarber/master

Remove trailing HTML in devsite mode
Adding tab alt's and markdown diffs
Merge branch 'master' of github.com:PaulKinlan/WebDocs
Added images code demos and other files
Fixing images pre-amble
Fixing image article sample inlcude
Fixing the name up
Changing 'the essentials' to 'documentation'
Fixed images in video article; text tweaks
Removing stray video/index.html
Splitting content in to seperate articles
Merge branch 'master' of github.com:PaulKinlan/WebDocs
Adding a new index page for multi-screen tutorials and also the resources to the correct part of the hierarchy
Changing some more content in the content article
fixing the video article formatting
ADding Licence
Remove some unused plugins
Changes to content for guide
images article update
Removing unused plugins and images