Merge pull request #100 from jeremy-brooks/release-4.0.0

Release 4.0.0
Merge pull request #108 from jeremy-brooks/release-4.0.0

Release 4.0.0
Merge pull request #110 from jeremy-brooks/release-4.0.0

Release 4.0.0
Tidied up LESS to remove warnings
Improved copy on home page
Removed alert bar
Added draft copies for privacy and terms
Tidied up privacy and terms
various changes to licence terms, log retention period etc
Adding instructions for production push
Added test message
Removing TODO
Adding TODO
Reworded the terms and conditions message for legal compliance
Merge pull request #3 from jim618/release-4.0.0

Release 4.0.0