Add up for grabs links to coreFX and coreCLR (#881)

* Add up for grabs links to coreFX and coreCLR

Add note under Up for grabs about issues in CoreCLR and CoreFX, until Issues are fully consolidated.
and to submit pull requests to the Runtime Repo.
Contributes to #304

* Update CONTRIBUTING.md

Co-authored-by: Dan Moseley <danmose@microsoft.com>

diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index eda5717..f8d66cf 100644 (file)
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -68,6 +68,14 @@ Note: It is OK to create your PR as "[WIP]" on the upstream repo before the impl
 
 The team marks the most straightforward issues as [up for grabs](https://github.com/dotnet/runtime/labels/up-for-grabs). This set of issues is the place to start if you are interested in contributing but new to the codebase.
 
+Some issues have not yet been migrated here from our "old" repos. You can find those here:
+
+[CoreFX up for grabs](https://github.com/dotnet/corefx/issues?q=is%3Aopen+is%3Aissue+label%3Aup-for-grabs)
+
+[CoreCLR up for grabs](https://github.com/dotnet/coreclr/issues?q=is%3Aopen+is%3Aissue+label%3Aup-for-grabs)
+
+Even for these issues, the pull request should go to this repo.
+
 ## Commit Messages
 
 Please format commit messages as follows (based on [A Note About Git Commit Messages](http://tbaggery.com/2008/04/19/a-note-about-git-commit-messages.html)):