Added save method to run method so that you don't have to call save b…

…efore run manually

swiftest/simulation_class.py

@@ -450,6 +450,7 @@ def run(self,
         # Save initial conditions
         if not self.restart:
             self.clean()
+            self.save()
 
         # Write out the current parameter set before executing run
         self.write_param(verbose=False,**kwargs)