chore: update issue templates

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,44 @@
+---
+name: Bug report
+about: Create a report to help us improve
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+Remember, an issue is not the place to ask questions. You can use [Stack Overflow](http://stackoverflow.com/questions/tagged/ibm-watson) for that, or you may want to start a discussion on the [dW Answers](https://developer.ibm.com/answers/questions/ask/?topics=watson).
+
+ Before you open an issue, please check if a similar issue already exists or has been closed before.
+
+ **Check service status**
+
+ 1.  For service issues or 5xx errors, first, go to https://console.bluemix.net/status?tags=platform,runtimes,services&view=n:i and check the status of the service.
+1.  If the service status is OK, continue with a bug report.
+
+ ---
+
+ **Overview**
+_What is the issue? Be concise and clear._
+
+ **Expected behavior**
+_What did you expect to happen?_
+
+ **Actual behavior**
+_What actually happened?_
+
+ **How to reproduce**
+_Help us to reproduce what you experienced. Include your code snippets (without credentials)_
+
+ **Screenshots**
+_If applicable, add screenshots to help explain your problem._
+
+ **SDK Version**
+_Please provide the SDK version here._
+
+ **Additional information:**
+- OS: _for example, iOS_
+- Which version of `Node/Ruby/Python/...` are you using?
+
+ **Additional context**
+_Add any other details about the problem._

.github/ISSUE_TEMPLATE/feature_request.md

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+---
+name: Feature request
+about: Suggest an idea for this project
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+Remember, an issue is not the place to ask questions. You can use [Stack Overflow](http://stackoverflow.com/questions/tagged/ibm-watson) for that, or you may want to start a discussion on the [dW Answers](https://developer.ibm.com/answers/questions/ask/?topics=watson).
+
+Before you open an issue, please check if a similar issue already exists or has been closed before.
+
+### When you open an issue for a feature request, please add as much detail as possible:
+
+- [ ] A descriptive title starting with the service name
+- [ ] A description of the problem you're trying to solve
+- [ ] A suggested solution if possible