Add issue templates as seen on styleguidist/react-styleguidist

Co-Authored-By: Artem Sapegin <asapegin@wayfair.com>

.github/ISSUE_TEMPLATE/BugReport.md

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+---
+name: "\U0001F41B Bug report"
+about: Something isn’t working as expected
+---
+
+**Steps to reproduce**
+
+<!--
+A step by step description of how to get to the error state.
+Are you using the the telnet or the local client?
+If you run Mapscii locally, what is your NodeJS version? (run `node -v`)
+It might help to know which operating system and keyboard language your are using.
+-->
+
+**Current behavior**
+
+<!--
+A clear and concise description of what the bug is.
+Please include any JavaScript errors
+-->
+
+**Expected behavior**
+
+<!--
+What did you expect to happen?
+-->

.github/ISSUE_TEMPLATE/FeatureRequest.md

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+---
+name: "\U0001F680 Feature request"
+about: I have a suggestion (and might want to implement myself)
+---
+
+<!-- Consider opening a pull request instead: it’s a more productive way to discuss new features -->
+
+**The problem**
+
+<!-- A clear and concise description of what the problem is. Ex. I'm always frustrated when [...] -->
+
+**Proposed solution**
+
+<!-- A clear and concise description of what you want to happen. Add any considered drawbacks. -->
+
+**Alternative solutions**
+
+<!-- A clear and concise description of any alternative solutions or features you’ve considered. -->
+
+**Additional context**
+
+<!-- Add any other context or screenshots about the feature request here. -->

.github/ISSUE_TEMPLATE/Question.md

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+---
+name: "\U0001F914 Support question"
+about: I have a question or don’t know how to do something
+---
+
+--------------^ Click “Preview”!
+
+If you have a support question, feel free to ask it here.
+
+Before submitting a new question, make sure you:
+
+- Searched opened and closed [GitHub issues](https://github.com/rastapasta/mapscii/issues?utf8=%E2%9C%93&q=is%3Aissue).
+- Read [the introduction](https://github.com/rastapasta/mapscii/blob/master/README.md).
+- Read [the wiki article](hhttps://wiki.openstreetmap.org/wiki/Mapscii).

.github/ISSUE_TEMPLATE/Support.md

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+---
+name: "\U0001F984 Support Mapscii’s development"
+about: I want to support efforts in maintaining this community-driven project
+---
+
+--------------^ Click “Preview”!
+
+Developing and maintaining an open source project is a big effort. Mapscii isn’t supported by any big company, and all the contributors are working on it in their free time. We need your help to make it sustainable.
+
+There are many ways you can help:
+
+- Answer questions in [GitHub issues](https://github.com/rastapasta/mapscii/issues).
+- Review [pull requests](https://github.com/rastapasta/mapscii/pulls).
+- Fix bugs and add new features.
+- Write articles and talk about Mapscii on conferences and meetups (we’re always happy to review your texts and slides).