docs: update issue templates

fix #33

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,44 @@
+---
+name: Bug report
+about: Create a report to help us improve
+title: ''
+labels: bug
+assignees: ''
+
+---
+
+**Describe the bug**
+A clear and concise description of what the bug is.
+
+**To Reproduce**
+Steps to reproduce the behavior:
+1. Go to '...'
+2. Click on '....'
+3. Scroll down to '....'
+4. See error
+
+**Expected behavior**
+A clear and concise description of what you expected to happen.
+
+**Screenshots**
+If applicable, add screenshots to help explain your problem.
+
+**Version (please complete the following information):**
+ - OS: [e.g. iOS]
+ - Browser [e.g. chrome, safari]
+ - Elastic Charts: [e.g. 1.0.1]
+
+**Additional context**
+Add any other context about the problem here.
+
+**Errors in browser console**
+If applicable, add any console error.
+
+
+**Kibana Cross Issues**
+Add any [Kibana](https://github.com/elastic/kibana) related issues here.
+
+
+**Checklist**
+- [ ] every related Kibana issue is listed under `Kibana Cross Issues` list
+- [ ] `kibana cross issue` tag is associated to the issue if any kibana cross issue is present