trash/ninio-core 2/src/main/java/com/davfx/ninio/core/v4/Supervision.java
private static double floorTime(double now, double period) {
    	double precision = 1000d;
    	long t = (long) (now * precision);
    	long d = (long) (period * precision);
    	return (t - (t % d)) / precision;
	}
private static double floorTime(double now, double period) {
    	double precision = 1000d;
    	long t = (long) (now * precision);
    	long d = (long) (period * precision);
    	return (t - (t % d)) / precision;
	}
TODO Change this config key