forcerefresh is set to 1 or true:
adds current time to an url as second parameter (for webcams)
adds the timestamp as first parameter if there are no parameters yet
forcerefresh:2
calls nocache.php and prevent caching by setting headers in php.
forcerefresh:3
adds timestamp parameter to the end of the url
forcerefresh is set to 1 or true: adds current time to an url as second parameter (for webcams) adds the timestamp as first parameter if there are no parameters yet forcerefresh:2 calls nocache.php and prevent caching by setting headers in php. forcerefresh:3 adds timestamp parameter to the end of the url
No need anymore for cheapwebcam parameter.
See #465