XPaMaxLen()
 Return length of largest string in Array
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   Function:   XPaMaxLen()

               A simple though very handy function.
               See source code below for wat it does.
               used in the Library, and thus added..

   Syntax:     XPaMaxLen(aStrings]) --> nMaxLen

   Arguments:  aStrings is an Array of Strings. XPaMaxLen()
               returns the length of the Largest string.

   Returns:    Largest string length

   Usage:      Here's the source code:
               Function XPaMaxLen(a)
               /***
               * Return Length of largest string in array
               */
               Local nMaxLen := 0
               aEval(a,{|s|nMaxLen:=Max(Len(s),nMaxLen)})
               Return (nMaxLen)