Fix for issue 300

Modified capsim so that for non-capstable fits, the capacitor time will
indicate the time at which the first module failed to activate due to
insufficient capacitor rather than the time of the last successful
activation.

eos/capSim.py

@@ -169,13 +169,13 @@ class CapSimulator(object):
 
             iterations += 1
 
+            t_last = t_now
+
             if cap < cap_lowest:
                 if cap < 0.0:
                     break
                 cap_lowest = cap
 
-            t_last = t_now
-
             # queue the next activation of this module
             t_now += duration
             shot += 1