Add issue template (#149)

* 0.7.1

* 0.7.1 Change Log

* Add issue template

* Search all issues for questions

* Categorize bug report info entries

* Fix typo

Author: akaroml

.github/ISSUE_TEMPLATE/Bug_report.md

@@ -0,0 +1,25 @@
+---
+name: Bug report
+about: Create a report to help us improve
+title: Bug
+label: bug
+---
+
+<!--
+Please fill in the *entire* template below. Screenshots and logs will be very helpful.
+-->
+
+**Environment:**
+
+- VS Code Version:
+- Extension Version:
+- JDK Type & Version:
+- OS Type & Version: <!-- Windows, Mac, Linux-->
+
+**Step to Reproduce:**
+
+**Expected Behavior:**
+
+**Actual Behavior:**
+
+**Related Issues:** <!-- Did you find other bugs that looked similar? -->

.github/ISSUE_TEMPLATE/Feature_request.md

@@ -0,0 +1,21 @@
+---
+name: Feature request
+about: Suggest an idea for this project
+title: Feature request
+label: backlog
+---
+
+## Suggestion
+
+<!-- A summary of what you'd like to see added or changed -->
+
+## Use Cases
+
+<!--
+What do you want to use this for?
+What shortcomings exist with current approaches?
+-->
+
+## Examples
+
+<!-- Show how this would be used and what the behavior would be -->

.github/ISSUE_TEMPLATE/Question.md

@@ -0,0 +1,8 @@
+---
+name: Question
+about: Ask a quesion of how-tos.
+title: Question
+label: question
+---
+
+Before asking a question, search in existing issues for similar questions: https://github.com/Microsoft/vscode-java-pack/issues?q=is%3Aissue+