added coc contib and github

.github/PULL_REQUEST_TEMPLATE/bug_fix.md

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+---
+name: Bug fix
+about: Change which fixes an issue.
+title: ''
+labels: ''
+assignees: ''
+
+---
+# Description
+
+* Please include a summary of the change. 
+* Please also include relevant motivation and context. 
+* List any dependencies that are required for this change.
+
+Addresses issues #(issue)
+
+## Type of change
+
+**NB: ~~Please strike through options that are not applicable.~~**
+
+- [ ] Breaking change (fix that would cause existing functionality to not work as expected)
+- [ ] This change requires a documentation update
+
+# Sample Input and output
+* Provide screenshots or videos.
+* Or provide Input output if run on text terminal.
+
+# How Has This Been Tested?
+
+* Please describe the tests that you ran to verify your changes. 
+* Provide instructions so we can reproduce. 
+* Please also list any relevant details for your test configuration
+
+
+- [ ] Test A
+- [ ] Test B
+
+**Test Configuration**:
+* Firmware version:
+* Hardware:
+* Toolchain:
+* SDK:
+
+# Checklist:
+
+**NB: ~~Please strike through options that are not applicable.~~**
+
+- [ ] My code follows the style guidelines of this project
+- [ ] I have performed a self-review of my own code
+- [ ] I have commented my code, particularly in hard-to-understand areas
+- [ ] I have made corresponding changes to the documentation
+- [ ] My changes generate no new warnings
+- [ ] I have added tests that prove my fix is effective or that my feature works
+- [ ] New and existing unit tests pass locally with my changes
+- [ ] Any dependent changes have been merged and published in downstream modules

.github/PULL_REQUEST_TEMPLATE/new_feature.md

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+---
+name: New Feature
+about: Change which adds functionality
+title: ''
+labels: ''
+assignees: ''
+---
+
+# Description
+
+* Please include a summary of the change. 
+* Please also include relevant motivation and context. 
+* List any dependencies that are required for this change.
+
+Fixes #(issue)
+
+## Type of change
+**NB: ~~Please strike through options that are not applicable.~~**
+- [ ] non-breaking change which fixes an issue
+- [ ] Breaking change (feature that would cause existing functionality to not work as expected)
+- [ ] This change requires a documentation update
+
+# Sample Input and output
+* Provide screenshots or videos.
+* Or provide code block Input output if run on text terminal as below.
+```
+  $ code block Input output on text terminal.
+  output
+```
+
+# How Has This Been Tested?
+
+* Please describe the tests that you ran to verify your changes. 
+* Provide instructions so we can reproduce. 
+* Please also list any relevant details for your test configuration
+
+- [ ] Test A
+- [ ] Test B
+
+**Test Configuration**:
+* Firmware version:
+* Hardware:
+* Toolchain:
+* SDK:
+
+# Checklist:
+
+**NB: ~~Please strike through options that are not applicable.~~**
+
+- [ ] My code follows the style guidelines of this project
+- [ ] I have performed a self-review of my own code
+- [ ] I have commented my code, particularly in hard-to-understand areas
+- [ ] I have made corresponding changes to the documentation
+- [ ] My changes generate no new warnings
+- [ ] I have added tests that prove my fix is effective or that my feature works
+- [ ] New and existing unit tests pass locally with my changes
+- [ ] Any dependent changes have been merged and published in downstream modules

.github/PULL_REQUEST_TEMPLATE/remove_feature.md

@@ -0,0 +1,58 @@
+---
+name: Remove Feature
+about: Change which removes existing functionality
+title: ''
+labels: ''
+assignees: ''
+---
+
+# Description
+
+* Please include a summary of the change. 
+* Please also include relevant motivation and context. 
+* List any dependencies that are required for this change.
+
+Fixes #(issue)
+
+## Type of change
+**NB: ~~Please strike through options that are not applicable.~~**
+- [ ] non-breaking change which fixes an issue
+- [ ] Breaking change (feature that would cause existing functionality to not work as expected)
+- [ ] This change requires a documentation update
+
+# Sample Input and output
+* Provide screenshots or videos.
+* Or provide code block Input output if run on text terminal as below.
+```
+  $ code block Input output on text terminal.
+  output
+```
+
+# How Has This Been Tested?
+
+* Please describe the tests that you ran to verify your changes. 
+* Provide instructions so we can reproduce. 
+* Please also list any relevant details for your test configuration
+
+
+- [ ] Test A
+- [ ] Test B
+
+**Test Configuration**:
+* Firmware version:
+* Hardware:
+* Toolchain:
+* SDK:
+
+# Checklist:
+
+**NB: ~~Please strike through options that are not applicable.~~**
+
+- [ ] My code follows the style guidelines of this project
+- [ ] I have performed a self-review of my own code
+- [ ] I have commented my code, particularly in hard-to-understand areas
+- [ ] I have made corresponding changes to the documentation
+- [ ] My changes generate no new warnings
+- [ ] I have added tests that prove my fix is effective or that my feature works
+- [ ] New and existing unit tests pass locally with my changes
+- [ ] Any dependent changes have been merged and published in downstream modules