rename dv to dataValidation for readability

objects/dv.mjs

@@ -1,23 +0,0 @@
-import { DateTime } from "luxon"
-
-export default {
-    isNumber (n){
-        if(isNaN(n)){return false}
-        if (typeof n === "number") { return true }
-        return false
-    },
-    isString (s){
-        if (typeof s === 'string') { return true }
-        return false
-    },
-    dateStringIsValid(str){
-        if(str===null){return true}
-        if(DateTime.fromFormat(str,'yyyy-MM-dd').isValid){
-            return true
-        }
-        return false
-    },
-    isObject(objValue) {
-        return objValue && typeof objValue === 'object' && objValue.constructor === Object;
-      }
-}