Update ISSUE_TEMPLATE.txt

Author: SupriyaKalghatgi

ISSUE_TEMPLATE.txt

@@ -1,17 +1,36 @@
-Hi! Thanks for trying out NativeBase!
-
-Take a look at these before heading towards creating an issue
--   Check latest documentation: https://docs.nativebase.io/
--   Check for existing open/closed issues for a possible duplicate before creating a new issue: https://github.com/GeekyAnts/NativeBase/issues
--   Use the latest NativeBase release: https://github.com/GeekyAnts/NativeBase/releases
--   For discussion purpose make use of NativeBase Slack: http://slack.nativebase.io/
--   For queries related to theme, check [Theme Variables](https://docs.nativebase.io/docs/ThemeVariables.html) from Docs and live NativeBase Theme Editor http://nativebase.io/customizer/
-
-Also **DO** fill out the below form to give us a better idea about your environment and help us debug it quicker. Issues without the required details will mostly be closed.
-
-## node, npm, react-native, react and native-base version, expo version if used
-## Expected behaviour
-## Actual behaviour
-## Steps to reproduce should include code snippet and screenshot. Include code snippet in preformatted mode (```code```)
-## Is the bug present in both iOS and Android or in any one of them?
-## Any other additional info which would help us debug the issue quicker.
+<!--Hi! Thanks for trying out NativeBase!-->
+
+<!--Take a look at these before heading towards creating an issue. Before you submit your issue, please make sure to check the following boxes by putting an x in the [ ] (don't: [x ], [ x], do: [x])-->
+
+## I have gone through these following points
+- []   Check latest documentation: https://docs.nativebase.io/
+- []   Check for existing open/closed issues for a possible duplicate before creating a new issue: https://github.com/GeekyAnts/NativeBase/issues
+- []   Use the latest NativeBase release: https://github.com/GeekyAnts/NativeBase/releases
+- []   Check examples from NativeBase KitchenSink https://github.com/GeekyAnts/NativeBase-KitchenSink
+- []   For discussion purpose make use of NativeBase Slack: http://slack.nativebase.io/
+- []   For queries related to theme, check [Theme Variables](https://docs.nativebase.io/docs/ThemeVariables.html) from Docs and live NativeBase Theme Editor http://nativebase.io/customizer/
+
+## Issue Description
+<!-- **DO** fill out the below form to give us a better idea about your environment and help us debug it quicker. Issues without the required details will mostly be closed.-->
+
+### node, npm, react-native, react and native-base version, expo version if used
+
+### Expected behaviour
+
+### Actual behaviour
+
+### Steps to reproduce
+<!--
+- Include code snippet and output screenshot.
+- Include code snippet in preformatted mode (```code```) and not in screenshot.
+- In case of lengthy code, then cut down into simple screen.
+- Shared snippet should have import statement,  parent component and the topmost component in which the component (for which issue is raised) is wrapped.
+- Issue will be closed abruptly in case of buggy code snippet.
+-->
+
+### Is the bug present in both iOS and Android or in any one of them?
+
+### Any other additional info which would help us debug the issue quicker.
+
+
+<!-- In case of not following the above instructions, the issue will be closed abruptly -->