hg: graal/graal-core: 2 new changesets

[doug.simon at oracle.com]

Changeset: be92b637edf7
Author:    Doug Simon <doug.simon at oracle.com>
Date:      2016-02-16 23:36 +0100
URL:       http://hg.openjdk.java.net/graal/graal-core/rev/be92b637edf7

updated CONTRIBUTING.md

! CONTRIBUTING.md

Changeset: 5c7fcb2003ec
Author:    Douglas Simon <doug.simon at oracle.com>
Date:      2016-02-18 12:40 +0100
URL:       http://hg.openjdk.java.net/graal/graal-core/rev/5c7fcb2003ec

Merge pull request #36 from dougxc/update-CONTRIBUTING.md

updated CONTRIBUTING.md