timestamp change

[baris]

We had a few different timestamp formats across the api. timestamp, timestampISO, relativeTime and sometimes it was just a unix timestamp or an ISO timestring.

We standardised these to just timestamp the unix timestamp and timestampISO the ISO version in all routes.

https://github.com/NodeBB/NodeBB/commit/f3d2ad5f1f172b3bd9706da049336a691aa58864

If you have a custom theme you need to

• replace relativeTime with timestampISO
• replace relativeEditTime with editedISO
• replace timestamp with timestampISO on teasers if categories/home page

[baris]

Changes in persona https://github.com/NodeBB/nodebb-theme-persona/commit/b630d1e75efb5bef001bd32756a973ace7ffd727

[Nicolas]

But... It's a breaking change.
You should not do such stuff when you have now 1.0