Reverse string concatenation for multiple attributes

[Arran Cudbard-Bell]

> On Dec 11, 2015, at 11:09 AM, Franks Andy (IT Technical Architecture Manager) <Andy.Franks at sath.nhs.uk> wrote:
> 
> Hi. Maybe spoke too soon..
> Any chance this crash is not something I have done?

Pushed fix... Looks like this is an old bug.  Maybe MySQL have messed up the version macro :/

-Arran
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