Added markdown to running notes generated after 2014-12-18

Will update date to 2015-01-01 when we go live on production.
If this constants lookup is to be defined at all (surely it must exist already somewhere?), it should be at top level of module utils, so as to be evaluated once only.

Actually, would it not be more useful to set "reason" to a more helpful error message, rather than the standard ones?