Initial draft of modularised version.

Jira issue: 951
Initial draft - widget server express app.

Jira issue: wp-951
Re-merged changes from Webinos-Platform.

The modularised code is based on a snapshot before updates to the widget server were made.

Jira issue: wp-951
Removed redundant image file.

Jira issue: wp-951
Merge pull request #1 from TobyEalden/master

Initial draft of widget server module