Add GitHub templates from org

Add GitHub issue and PR templates from Meteor Community Packages template and funding file.

Author: StorytellerCZ

.github/FUNDING.yml

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+github: StorytellerCZ
+ko_fi: storyteller
+custom: []

.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: ''
+
+---
+<!-- Read a guide on [opening issues](https://opensource.guide/how-to-contribute/#opening-an-issue) -->
+**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.
+
+**Versions (please complete the following information):**
+ - Meteor version: [e.g. 1.8.2]
+ - Browser: [e.g. firefox, chrome, safari]
+ - Version: [e.g. 1.0.0]
+
+**Additional context**
+
+Add any other context about the problem here.

.github/ISSUE_TEMPLATE/feature_request.md

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+---
+name: Feature request
+about: Suggest an idea for this project
+title: ''
+labels: enhancement
+assignees: ''
+
+---
+<!-- Read a guide on [opening issues](https://opensource.guide/how-to-contribute/#opening-an-issue) -->
+**Is your feature request related to a problem? Please describe.**
+
+A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]
+
+**Describe the solution you'd like**
+
+A clear and concise description of what you want to happen.
+
+**Describe alternatives you've considered**
+
+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/PULL_REQUEST_TEMPLATE.md

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+<!--
+Thank you for your interest in the project! We appreciate your submission!
+
+Please fill out the information below to expedite the review and (hopefully)
+merge of your pull request!
+
+Read a guide on [opening pull requests](https://opensource.guide/how-to-contribute/#opening-a-pull-request).
+
+-->
+
+<!-- What changes are being made? (What feature/bug is being fixed here?)
+Check this [list](https://help.github.com/en/articles/closing-issues-using-keywords) of valid keywords.
+-->
+## What
+
+<!-- Why are these changes necessary? -->
+## Why
+
+<!-- Anything else beside this PR that needs to happen? -->