Graph tests - put dataset into a local variable (for debugging)
Tidying up in passing.

git-svn-id: https://svn.apache.org/repos/asf/jena/trunk@1531888 13f79535-47bb-0310-9956-ffa450edef68
JENA-564

git-svn-id: https://svn.apache.org/repos/asf/jena/trunk@1531932 13f79535-47bb-0310-9956-ffa450edef68
Remove need to set OpExecutorFactory for TDB globally.

git-svn-id: https://svn.apache.org/repos/asf/jena/trunk@1531935 13f79535-47bb-0310-9956-ffa450edef68
Remove need to set OpExecutorFactory for TDB globally.

git-svn-id: https://svn.apache.org/repos/asf/jena/trunk@1531936 13f79535-47bb-0310-9956-ffa450edef68
Merge remote-tracking branch: upstream/trunk