I just updated the plugin from codecanyon and it did not include the fixes for kml caching by google,
We discussed this in messages
had to maully edit the code again.
Please share your wp-login details at firstname.lastname@example.org so we can again set up at your end.
did you include the google caching issue in the plugin released today (4/19/17)?
Yeah we have included, KML links are refreshed every time. Now you wont need to fixed the code again.