update GitHub templates (#612)

.github/ISSUE_TEMPLATE/bug_report.md

@@ -11,32 +11,52 @@ assignees: ''
 1. Tensorboard not showing in Jupyter-notebook see [issue 79](https://github.com/williamFalcon/pytorch-lightning/issues/79).    
 2. PyTorch 1.1.0 vs 1.2.0 support [see FAQ](https://github.com/williamFalcon/pytorch-lightning#faq)    
 
-### Describe the bug
-A clear and concise description of what the bug is.
+## 🐛 Bug
+
+<!-- A clear and concise description of what the bug is. -->
+
+### To Reproduce
 
-#### To Reproduce
 Steps to reproduce the behavior:
+
 1. Go to '...'
 2. Run '....'
 3. Scroll down to '....'
 4. See error
 
+<!-- If you have a code sample, error messages, stack traces, please provide it here as well -->
+
+
 #### Code sample
-Ideally attach a minimal code sample to reproduce the decried issue. 
-[Minimal means having the shortest code but still preserving the bug]
+<!-- Ideally attach a minimal code sample to reproduce the decried issue. 
+Minimal means having the shortest code but still preserving the bug. -->
 
-#### Expected behavior
-A clear and concise description of what you expected to happen.
+### Expected behavior
 
-#### Screenshots
-If applicable, add screenshots to help explain your problem.
+<!-- A clear and concise description of what you expected to happen. -->
 
-### Environment information
+### Environment
 
-Desktop (please complete the following information):
- - OS: [e.g. iOS, Linux, Win]
- - Packaging [e.g. pip, conda]
- - Version [e.g. 0.5.2.1]
+Please copy and paste the output from our
+[environment collection script](https://raw.githubusercontent.com/pytorch/pytorch/master/torch/utils/collect_env.py)
+(or fill out the checklist below manually).
+
+You can get the script and run it with:
+```
+wget https://raw.githubusercontent.com/pytorch/pytorch/master/torch/utils/collect_env.py
+# For security purposes, please check the contents of collect_env.py before running it.
+python collect_env.py
+```
+
+ - PyTorch Version (e.g., 1.0):
+ - OS (e.g., Linux):
+ - How you installed PyTorch (`conda`, `pip`, source):
+ - Build command you used (if compiling from source):
+ - Python version:
+ - CUDA/cuDNN version:
+ - GPU models and configuration:
+ - Any other relevant information:
 
 ### Additional context
-Add any other context about the problem here.
+
+<!-- Add any other context about the problem here. -->