Add openai gym env training script #3 (#18)

Merges the first working version of the panda openai training environment.

.gitignore

@@ -1,5 +1,10 @@
 # Folders to ignore
 .vscode/
 .egg-info/
+logs/
+__pycache__/
+.VSCodeCounter/*
+models/
 
 # Files to ignore
+*.pyc

.gitmodules

@@ -10,3 +10,12 @@
 [submodule "panda_simulation"]
 	path = panda_simulation
 	url = git@github.com:rickstaa/panda_simulation.git
+[submodule "rl-baselines-zoo"]
+	path = rl-baselines-zoo
+	url = https://github.com/araffin/rl-baselines-zoo
+[submodule "stable-baselines"]
+	path = stable-baselines
+	url = git@github.com:hill-a/stable-baselines.git
+[submodule "theconstruct_msgs"]
+	path = theconstruct_msgs
+	url = https://bitbucket.org/theconstructcore/theconstruct_msgs.git