Introduce display of relational structures (experimental)

Change-Id: I3f8f16ff477e0ff21d846a4a0799a8e48f3f43e4
diff --git a/dev/demo/all.html b/dev/demo/all.html
index 369ec2c..6cbfa65 100644
--- a/dev/demo/all.html
+++ b/dev/demo/all.html
@@ -175,7 +175,7 @@
 	      data-doc-id="WWW"
 	      data-text-id="03313"
 	      data-match-id="p102-103"
-	      data-available-info="base/s=spans corenlp/c=spans corenlp/ne=tokens corenlp/p=tokens corenlp/s=spans glemm/l=tokens mate/l=tokens mate/m=tokens mate/p=tokens opennlp/p=tokens opennlp/s=spans tt/l=tokens tt/p=tokens tt/s=spans xip/c=spans"
+	      data-available-info="base/s=spans corenlp/c=spans corenlp/ne=tokens corenlp/p=tokens corenlp/s=spans glemm/l=tokens mate/l=tokens mate/m=tokens mate/p=tokens opennlp/p=tokens opennlp/s=spans tt/l=tokens tt/p=tokens tt/s=spans xip/c=spans malt/d=rels"
 	      id="WPD-WWW.03313-p102-103"
 	      tabindex="6">
 	    <div class="meta">WPD/WWW/03313</div>
@@ -194,7 +194,7 @@
 	      data-doc-id="FFF"
 	      data-text-id="01460"
 	      data-match-id="p119-120"
-	      data-available-info="base/s=spans corenlp/c=spans corenlp/ne=tokens corenlp/p=tokens corenlp/s=spans glemm/l=tokens mate/l=tokens mate/m=tokens mate/p=tokens opennlp/p=tokens opennlp/s=spans tt/l=tokens tt/p=tokens tt/s=spans xip/c=spans"
+	      data-available-info="base/s=spans corenlp/c=spans corenlp/ne=tokens corenlp/p=tokens corenlp/s=spans glemm/l=tokens mate/l=tokens mate/m=tokens mate/p=tokens opennlp/p=tokens opennlp/s=spans tt/l=tokens tt/p=tokens tt/s=spans xip/c=spans malt/d=rels"
 	      id="WPD-FFF.01460-p119-120"
 	      tabindex="6">
 	    <div class="meta">WPD/III/78432</div>
@@ -211,7 +211,7 @@
 	      data-doc-id="HHH"
 	      data-text-id="06056"
 	      data-match-id="p2564-2565"
-	      data-available-info="base/s=spans corenlp/c=spans corenlp/ne=tokens corenlp/p=tokens corenlp/s=spans glemm/l=tokens mate/l=tokens mate/m=tokens mate/p=tokens opennlp/p=tokens opennlp/s=spans tt/l=tokens tt/p=tokens tt/s=spans xip/c=spans"
+	      data-available-info="base/s=spans corenlp/c=spans corenlp/ne=tokens corenlp/p=tokens corenlp/s=spans glemm/l=tokens mate/l=tokens mate/m=tokens mate/p=tokens opennlp/p=tokens opennlp/s=spans tt/l=tokens tt/p=tokens tt/s=spans xip/c=spans malt/d=rels"
 	      id="WPD-HHH.06056-p2564-2565"
 	      tabindex="6">
 	    <div class="meta">WPD/HHH/06056</div>