Move templates to .github folder.

Author: dompuiu

CONTRIBUTING.md .github/CONTRIBUTING.md

@@ -0,0 +1,12 @@
+<!--- STOP! Before you open an issue please search this repository's issues to see if it has already been reported. This helps reduce duplicate issues from being created. -->
+<!--- SECURITY DISCLOSURE: If this is a security disclosure please follow the guidelines in CONTRIBUTING.md. This helps keep folks from accidentally releasing vulnerabilities before the maintainers get a chance to fix the issue. -->
+
+### Expected Behaviour
+
+### Actual Behaviour
+
+### Reproduce Scenario (including but not limited to)
+
+#### Steps to Reproduce
+
+#### Sample Code that illustrates the problem