Update CONTRIBUTING.MD

CONTRIBUTING.MD

@@ -1,49 +1,54 @@
-# Contributing to Supplemental Widgets for SWT (Nebula)
+# Contributing to Eclipse Nebula
 
 Thanks for your interest in this project.
 
+## Project description
 
-## Project description:
-Nebula is a place where different Eclipse-Projects and Independent developers collaborate on building Custom SWT widgets and reuseable UI-Components useable in UI-Applications built using SWT, JFace and RAP.
+Eclipse Nebula is a place where different Eclipse-Projects and Independent
+developers collaborate on building Custom SWT widgets and reuseable
+UI-Components useable in UI-Applications built using SWT, JFace and RAP.
 
 * https://projects.eclipse.org/projects/technology.nebula
 
+## Developer resources
 
-## Contributing:
-* https://wiki.eclipse.org/Nebula/Contributions
-
-
-## Developer resources:
-Information regarding source code management, builds, coding standards, and more.
+Information regarding source code management, builds, coding standards, and
+more.
 
 * https://projects.eclipse.org/projects/technology.nebula/developer
 
+The project maintains the following source code repositories
 
-## Building Nebula
-Run `mvn clean verify -DskipTests=true` from one of the following directories:
+* https://git.eclipse.org/r/plugins/gitiles/nebula/org.eclipse.nebula
+* https://github.com/eclipse/nebula
 
-* releng/org.eclipse.nebula.nebula-release
-* releng/org.eclipse.nebula.nebula-incubation
+This project uses Bugzilla to track ongoing development and issues.
 
+* Search for issues: https://bugs.eclipse.org/bugs/buglist.cgi?product=Nebula
+* Create a new report:
+   https://bugs.eclipse.org/bugs/enter_bug.cgi?product=Nebula
 
-## Contributor License Agreement:
-Before your contribution can be accepted by the project, you need to create and electronically sign the Eclipse Foundation Contributor License Agreement (CLA).
+Be sure to search for existing bugs before you create another one. Remember that
+contributions are always welcome!
 
-* http://www.eclipse.org/legal/CLA.php
+## Eclipse Contributor Agreement
 
+Before your contribution can be accepted by the project team contributors must
+electronically sign the Eclipse Contributor Agreement (ECA).
 
-## Contact:
-Contact the project developers via the project's "dev" list.
+* http://www.eclipse.org/legal/ECA.php
 
-* https://dev.eclipse.org/mailman/listinfo/nebula-dev
+Commits that are provided by non-committers must have a Signed-off-by field in
+the footer indicating that the author is aware of the terms by which the
+contribution has been provided to the project. The non-committer must
+additionally have an Eclipse Foundation account and must have a signed Eclipse
+Contributor Agreement (ECA) on file.
 
-## Search for bugs:
-This project uses Bugzilla to track ongoing development and issues. You may also file an issue here at GitHub.
+For more information, please see the Eclipse Committer Handbook:
+https://www.eclipse.org/projects/handbook/#resources-commit
 
-* https://github.com/eclipse/nebula/issues
+## Contact
 
+Contact the project developers via the project's "dev" list.
 
-## Create a new bug:
-Be sure to search for existing bugs before you create another one. Remember that contributions are always welcome!
-
-* https://bugs.eclipse.org/bugs/enter_bug.cgi?product=Nebula
+* https://dev.eclipse.org/mailman/listinfo/nebula-dev