Re-instated widget and dig-sig tests

Folders have moved since folder structure refactor.
Merge pull request #6 from TobyEalden/install-fixes

Re-instated widget and dig-sig tests
Moved webinos.js to .webinos

Jira: WP-1324
Merge pull request #7 from cbotsikas/WP-1324

Moved webinos.js to .webinos