Bugfix: Avoid the use of `locals()` in the reminder plugin
Bugfix: Avoid the use of `locals()` in the reminder plugin

It makes it less clear where variables are used and to follow the code.

mike-love/will,woohgit/will,chillipeper/will,skoczen/will,woohgit/will,mike-love/will,chillipeper/will,mike-love/will,skoczen/will,woohgit/will,wontonst/will,wontonst/will,chillipeper/will,wontonst/will,skoczen/will