Update issue templates

Author: GregorBiswanger

.github/ISSUE_TEMPLATE/bug_report.md

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+---
+name: Bug report
+about: Create a report to help us improve
+title: ''
+labels: bug
+assignees: ''
+
+---
+
+<!-- Please search existing issues to avoid creating duplicates. -->
+
+<!-- Which version of Electron.NET CLI and API are you using? -->
+<!-- Please always try to use latest version before report. -->
+* **Version**: 
+
+<!-- Which version of .NET Core and Node.js are you using (if applicable)? -->
+
+<!-- What target are you building for? -->
+* **Target**: 
+
+<!-- Enter your issue details below this comment. -->
+<!-- If you want, you can donate to increase issue priority (https://donorbox.org/electron-net) -->
+
+Steps to Reproduce:
+
+1.
+2.

.github/ISSUE_TEMPLATE/feature_request.md

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+---
+name: Feature request
+about: Suggest an idea for this project
+title: ''
+labels: Feature
+assignees: ''
+
+---
+
+<!-- Please search existing feature request to avoid creating duplicates. -->
+
+<!-- If you want, you can donate to increase feature request priority (https://donorbox.org/electron-net) -->
+<!-- Describe the feature you'd like. -->

.github/ISSUE_TEMPLATE/question.md

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+---
+name: Question
+about: The issue tracker is not for questions. Please ask questions on https://stackoverflow.com/questions/tagged/electron.net
+  or via chat in https://gitter.im/ElectronNET/community.
+title: ''
+labels: question
+assignees: ''
+
+---
+
+🚨 The issue tracker is not for questions 🚨
+
+The issue tracker is not for questions. Please ask questions on https://stackoverflow.com/questions/tagged/electron.net or via chat in https://gitter.im/ElectronNET/community.