[GRASS-web] GRASS 6.4 addon manual page disappeared

[Bartolomei.Chris]

Good afternoon,
I'm just wondering what happened to the GRASS version 6.4 addons manual page?
 I get a "404" error on this link I was regularly using:
https://grass.osgeo.org/grass64/manuals/addons/

Thank you
:)
Chris

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