Fix bug pop not defined when restarting CMA

Author: damart

bluepyopt/deapext/optimisationsCMA.py

@@ -249,9 +249,10 @@ def run(self,
                 fitness = self.toolbox.map(self.toolbox.evaluate, to_evaluate)
                 fitness = list(map(list, fitness))
                 CMA_es.set_fitness_parents(fitness)
-
             gen = 1
 
+        pop = CMA_es.get_population(self.to_space)
+
         # Run until a termination criteria is met
         while CMA_es.active:
             logger.info("Generation {}".format(gen))