Adding baseline CONTRIBUTING.md

CONTRIBUTING.md

@@ -1,17 +1,14 @@
-# W3C Credentials Community Group
+# Decentralized Identifier Working Group
 
-Contributions to this repository are intended to become part of
-Recommendation-track documents governed by the
+Contributions to this repository are intended to become part of Recommendation-track documents governed by the
 [W3C Patent Policy](https://www.w3.org/Consortium/Patent-Policy-20040205/) and
-[Software and Document License](https://www.w3.org/Consortium/Legal/copyright-software).
-To make substantive contributions to specifications, you must either participate
+[Document License](https://www.w3.org/Consortium/Legal/copyright-documents). To make substantive contributions to specifications, you must either participate
 in the relevant W3C Working Group or make a non-member patent licensing commitment.
 
-If you are not the sole contributor to a contribution (pull request), please
-identify all contributors in the pull request comment.
+If you are not the sole contributor to a contribution (pull request), please identify all 
+contributors in the pull request comment.
 
-To add a contributor (other than yourself, that's automatic), mark them one
-per line as follows:
+To add a contributor (other than yourself, that's automatic), mark them one per line as follows:
 
 ```
 +@github_username
@@ -23,5 +20,5 @@ If you added a contributor by mistake, you can remove them in a comment with:
 -@github_username
 ```
 
-If you are making a pull request on behalf of someone else but you had no
-part in designing the feature, you can remove yourself with the above syntax.
+If you are making a pull request on behalf of someone else but you had no part in designing the 
+feature, you can remove yourself with the above syntax.