chore: unify issue templates (#6350)

* chore: update community files

* chore: delete redundant file

* chore: missing bracket

.github/ISSUE_TEMPLATE.md

@@ -1,31 +0,0 @@
-<!--
-We appreciate your feedback! While we are doing all we can to take care of every issue, sometimes we get overwhelmed. That's why
- - issues that are not constructive or describe problems that cannot be reproduced will be closed
- - feature requests or bug reports with unanswered questions regarding the behavior/reproduction for more than 20 days will be closed 
--->
-
-### Did you verify this is a real problem by searching the [NativeScript Forum](http://forum.nativescript.org) and the [other open issues in this repo](https://github.com/NativeScript/nativescript/issues)?
-
-### Tell us about the problem
-Please, ensure your title is less than 63 characters long and starts with a capital
-letter.
-
-### Which platform(s) does your issue occur on?
-iOS/Android/Both
-
-### Please provide the following version numbers that your issue occurs with:
-- CLI: (run `tns --version` to fetch it)
-- Cross-platform modules: (check the 'version' attribute in the
-`node_modules/tns-core-modules/package.json` file in your project)
-- Runtime(s): (look for the `"tns-android"` and `"tns-ios"` properties in the
-`package.json` file of your project)
-- Plugin(s): (look for the version number in the `package.json` file of your
-project)
-
-### Please tell us how to recreate the issue in as much detail as possible.
-The best approach would be to get your code running in the [NativeScript Playground](https://play.nativescript.org) and share the link with us, along with any additional details or steps to reproduce needed for examining the issue there. 
-
-### Is there code involved? If so, please share the minimal amount of code needed to recreate the problem.
-
-
-

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,29 @@
+---
+name: Bug report
+about: 'We really appreciate your effort to provide feedback. Before opening a new
+  issue, please make sure that this case is not already reported in GitHub as an
+  issue or in StackOverflow as a question.'
+
+---
+
+**Environment**
+Provide version numbers for the following components (information can be retrieved by running `tns info` in your project folder or by inspecting the `package.json` of the project):
+ - CLI: 
+ - Cross-platform modules:
+ - Android Runtime:
+ - iOS Runtime:
+ - Plugin(s):
+
+**Describe the bug**
+<!-- A clear and concise description of what the bug is. Please, explain whether it's a build time error or a runtime error. More detailed logs can be easily obtained by following the instructions in this guide: https://docs.nativescript.org/get-support#how-to-obtain-diagnostic-reports. -->
+
+**To Reproduce**
+<!-- Add commands used or steps taken to reproduce the behaviour. -->
+
+**Expected behavior**
+
+**Sample project**
+<!-- If possible, provide a link from the [Playground](https://play.nativescript.org) with reproduction of the problem. If not, consider attaching a sample project or link to a repository with such project. -->
+
+**Additional context**
+<!-- Add any other context about the problem here. -->

.github/ISSUE_TEMPLATE/feature_request.md

@@ -0,0 +1,17 @@
+---
+name: Feature request
+about: Suggest an idea for this project
+
+---
+
+**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. -->