dont allow fullauto with less than configured amount of plants (2)

include/config.h

 #define MAX_PUMP_RUNTIME 30
 #define MAX_VALVE_RUNTIME (45 * 60)
 #define MAX_AUX_RUNTIME (5 * 60)
-#define KICKSTART_RUNTIME 30
-#define OVERRUN_RUNTIME 60
-#define PURGE_FILL_RUNTIME 10
+#define KICKSTART_RUNTIME 45
+#define OVERRUN_RUNTIME 75
+#define PURGE_FILL_RUNTIME 20
+#define FULLAUTO_MIN_PLANT_COUNT 2
 
 // Sketch version
 #define FIRMWARE_VERSION "0.6"

src/Statemachine.cpp

                     return;
                 }
 
+#ifdef FULLAUTO_MIN_PLANT_COUNT
+                if (selected_plants.countSet() < FULLAUTO_MIN_PLANT_COUNT) {
+                    return;
+                }
+#endif
+
                 // check if we need to run fertilizers
                 if (selected_ferts.countSet() > 0) {
                     // stirr before pumping fertilizers