Add issue and feature requests templates (#38)

* [github] add issue and feature requests templates

* Update .github/ISSUE_TEMPLATE/issue_template.md

Co-authored-by: Peng Liu <peng.liu@mapbox.com>

* Update .github/ISSUE_TEMPLATE/issue_template.md

Co-authored-by: Peng Liu <peng.liu@mapbox.com>

Co-authored-by: Peng Liu <peng.liu@mapbox.com>

.github/ISSUE_TEMPLATE/feature.md

@@ -0,0 +1,16 @@
+---
+name: Feature Request
+about: To request a new feature, please provide detail on the outcome desired, solutions attempted and any suggested approaches.
+title: ''
+labels: 'feature :green apple:'
+assignees: ''
+
+---
+
+## New Feature
+
+<- Description of the feature being requested and any outcomes desired, an example use case, and any suggestions for solution ->
+
+## Why
+<- 1-2 sentence description of why you're requesting this feature. What problem does it solve? Why is it valuable? ->
+

.github/ISSUE_TEMPLATE/issue_template.md

@@ -0,0 +1,28 @@
+---
+name: Bug
+about: This template should be used for reporting bugs and defects.
+labels: 'bug :beetle:'
+assignees: ''
+---
+
+## Environment
+
+- Android OS version:
+- Devices affected:
+- Maps SDK Version:
+
+## Observed behavior and steps to reproduce
+
+<!--- Please include as much evidence as possible (traces, videos, screenshots etc） --->
+
+## Expected behavior
+
+<!--- Please include the expected behavior and any resources supporting this expected behavior. --->
+
+## Notes / preliminary analysis
+
+<!--- include your initial analysis, if available --->
+
+## Additional links and references
+
+<!--- Links to traces, videos etc --->