added ISSUE_TEMPLATE

ISSUE_TEMPLATE.md

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+### Expected behaviour
+
+What should happen?
+
+
+### Actual behaviour
+
+What happens instead?
+
+
+### Steps to reproduce
+
+1. 
+2. 
+3. 
+
+
+### Logs
+
+Please use Gist (https://gist.github.com/) or a similar code paster for longer
+logs.
+
+```Paste Log output with less than 10 lines here```