Issue template for models.

ISSUE_TEMPLATE.md

+NOTE: Issues that are not bugs or feature requests will be closed. Please ask usage questions on StackOverflow. Also, please understand that many of the models included in this repository are experimental and research-style code. 
+
+### You must complete this information or else your issue will be closed
+- *Have I written custom code (as opposed to using a stock example script provided in TensorFlow)?*:
+- *TensorFlow installed from (source or binary)?*:
+- *TensorFlow version*:
+- *Bazel version (if compiling from source)*:
+- *CUDA/cuDNN version*:
+- *GPU Model and Memory*:
+- *Exact command to reproduce*:
+
+### Describe the problem clearly
+
+### Source Code / Logs
+Include any logs or source code that would be helpful to diagnose the problem. If including tracebacks, please include the full-traceback. Large logs and files should be attached. Try to reproducible test-case code the bare-minimum necessary to generate the problem