Function: `ArrayMerge`

This function creates a new array with data from the two passed arrays.

To add all the data from one array into another without creating a new array see the built in function ArrayAppend(arr1, arr2, true).

Method Signature

ArrayMerge(array1=[array], array2=[array], leaveIndex=[boolean])

Argument	Type	Required	Description	Default
`array1`	`array`	`true`	The first array to merge
`array2`	`array`	`true`	The second array to merge
`leaveIndex`	`boolean`	`true`	Set to true maintain value indexes - if two values have the same index it will keep values from array1	`false`