Added licence notice to many files, other minor type fixes

src/utils/actions.ts

@@ -1,5 +1,6 @@
 /* ----------------------------------------------------------------------------
-Question Server
+
+ Question Server
  GitLab: <https://gitlab.com/MrFry/mrfrys-node-server>
 
  This program is free software: you can redistribute it and/or modify
@@ -437,7 +438,7 @@ export function backupData(questionDbs: Array<QuestionDb>): void {
       logger.Log(`Backing up ${data.name}...`)
       writeData(
         data.data,
-        `${path}${data.name}_${utils.GetDateString(true)}.json`
+        `${path}${data.name}_${utils.GetDateString(undefined, true)}.json`
       )
       logger.Log('Done')
     } catch (err) {