Add more issue templates

.github/ISSUE_TEMPLATE.md

@@ -1,2 +0,0 @@
-<!-- If this is a bug report, please remember to mention your version info from
-`:open qute:version` or `qutebrowser --version` -->

.github/ISSUE_TEMPLATES/1_Bug_report.md

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+---
+name: 🐛 Bug Report
+about: Report errors and problems
+
+---
+
+**Version info (see `:version`)**:
+
+**Does the bug happen if you start with `--temp-basedir`?** (if applicable):
+
+**Description**
+
+**How to reproduce**
+<!-- Link to the affected site, or steps to reproduce the issue
+(if possible/applicable). -->

.github/ISSUE_TEMPLATES/2_Feature_request.md

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+---
+name: 🚀 Feature Request
+about: Ideas for new features and improvements
+
+---

.github/ISSUE_TEMPLATES/3_Support_question.md

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+---
+name: ❓ Support Question
+about: It's okay to ask questions via GitHub, but IRC/Reddit/Mailinglist might be better.
+
+---
+
+<!--
+While it's fine to ask questions here, check the documentation for better
+ways to get help:
+
+https://github.com/qutebrowser/qutebrowser#getting-help
+-->

.github/ISSUE_TEMPLATES/4_Security_issue.md

@@ -0,0 +1,11 @@
+---
+name: ⛔ Security Issue
+about: Contact mail@qutebrowser.org for security issues.
+
+---
+
+⚠ PLEASE DON'T DISCLOSE SECURITY-RELATED ISSUES PUBLICLY, SEE BELOW.
+
+If you have found a security issue in qutebrowser, please send the details to
+mail [at] qutebrowser.org and don't disclose it publicly until we can provide a
+fix for it