-// <header> (signifies beginning of headers)
-// <description> (multiple instances may be present)
-// <date>
-// <title>
-// <xlabel>
-// <ylabel>
-// <filetype>plotfile</filetype> (required)
-// <ncolumns> (required)
-// <nrecords> (required)
-// </header> (required, signifies end of headers)
+// <plotfile ncolumns nrecords> (signifies beginning of plotfile)
+// <description> (beginning of description lines)
+// <ezset> (signifies beginning of ezset commands)
+// <columns> Beginning of data columns