Fix spec side effects, commit benchmark files (#178)

* add benchmark spec files

* make dqn polyak

* specify resources

* update demo spec

* Updating a2c gae specs

* Update max cpus for a2c cartpole

* speedrun

* lower trial

* try save deepcopy of spec and info_space

* lower trial

* Updated a2c mlp specs

* Switch nstep separate to linear decay

* ramp up trial. problem confirmed fixed

* update lunar a2c search specs

* cleanup cartpole and lunar benchmark specs

* update demo spec to good params

* update decay spec

slm_lab/experiment/control.py

@@ -177,7 +177,7 @@ def parallelize_sessions(self, global_nets=None):
         workers = []
         for _s in range(self.spec['meta']['max_session']):
             self.info_space.tick('session')
-            w = mp.Process(target=self.mp_runner, args=(deepcopy(self.spec), self.info_space, global_nets))
+            w = mp.Process(target=self.mp_runner, args=(deepcopy(self.spec), deepcopy(self.info_space), global_nets))
             w.start()
             workers.append(w)
         for w in workers:
@@ -194,7 +194,7 @@ def run_sessions(self):
             session_datas = []
             for _s in range(self.spec['meta']['max_session']):
                 self.info_space.tick('session')
-                session = self.SessionClass(self.spec, self.info_space)
+                session = self.SessionClass(deepcopy(self.spec), deepcopy(self.info_space))
                 session_data = session.run()
                 session_datas.append(session_data)
                 if analysis.is_unfit(session_data):