Include Grafico bar charts to the Test Suite report

To provide some visualization of how the tests had run against the
reference implementation

Change-Id: I3d89db0418687893c3983a9b969ca438ee41a0ff
Signed-off-by: ttsanton <ttsanton@us.ibm.com>
Merge pull request #47 from ttsanton/master

Include Grafico bar charts to the Test Suite report
Merge pull request #48 from spadgett/master

improve tests for servers that use ldp:isMemberOfRelation