Add repository support / contribution docs#1960

Merged

corinagum merged 7 commits intomicrosoft:masterfrom corinagum:community-health

May 3, 2019

+140-88

Commits on May 3, 2019

Add new community files
Corina
committed
Add text to community documents
Corina
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Add Pull Request template
Corina
committed
Add line about updating CHANGELOG.md
Corina
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Apply change recommendations
Corina
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Update CONTRIBUTING and root README.md
Corina
committed
Clean up README.md
Corina
committed