gi-glib-2.0.15: ChangeLog.md
### 2.0.15 + [timeValToIso8601](https://hackage.haskell.org/package/gi-glib/docs/GI-GLib-Structs-TimeVal.html#v:timeValToIso8601) has a nullable return value.
### 2.0.15 + [timeValToIso8601](https://hackage.haskell.org/package/gi-glib/docs/GI-GLib-Structs-TimeVal.html#v:timeValToIso8601) has a nullable return value.