Update CONTRIBUTING.md

asking questions via Issues

Author: Vladimir Kotal

CONTRIBUTING.md

@@ -1,5 +1,7 @@
 Any kind of contribution is welcome. If you are not sure whether your idea is in line with 
 the general direction of the project, feel free to submit new Issue first and let's get the discussion started there.
 
+Asking questions via creating new Issue is fine also.
+
 For pull requests to be merged, we need contributors to get Oracle Contributor Agreement first.
 See http://www.oracle.com/technetwork/community/oca-486395.html for details.