Update firstpage.html

remove unused js from first page
Update firstpage.html

Removed unsed js from first page.
Added livereload support
Update index.md

Added tags to the introduction texts on first page.
Merge pull request #5 from ejubbicic-seamless/patch-3

Patch 3
Changed diagram renderer to PlantUML. Added webshop integration.
Diagram links inside <P>
Fixed diagram links
Update the first page layout
Merge branch 'develop' of https://github.com/SeamlessDistribution/SeamlessDistribution.github.io into develop
Services diagram
removed flow
Another try with Service diagram
removed again
Fixed sequence diagram for externalservices.
Updated texts on first page
Corrected wording
added use cases
Update index.md

- moved getting credentials to go live section
Update default.html

- moved getting credentials to going live section