Add ASF license to index page
Add ASF license to 404 page
Add ASF license to app.js
Update ASF license headers in controllers
Add ASF license headers to directives
Add ASF license header to isodatetomiddleendian filter
Ad ASF license headers to services
Add/Update ASF license headers in views
Update ASF headers in styles
Add ASF license headers to controller tests
Add ASF license headers to directive tests
Add ASF license headers to filter tests
Add ASF license headers to services tests
Update frontend-new header licenses for CLIMATE-500

Merge PR #94