SemgrexMatch now supports the other getters for the SemgrexMatcher results

Author: AngledLuffa

src/edu/stanford/nlp/semgraph/semgrex/SemgrexMatch.java

@@ -65,6 +65,22 @@ public Set<String> getNodeNames() {
     return namesToNodes.keySet();
   }
 
+  public Set<String> getRelationNames() {
+    return namesToRelations.keySet();
+  }
+
+  public String getRelnString(String name) {
+    return namesToRelations.get(name);
+  }
+
+  public Set<String> getEdgeNames() {
+    return namesToEdges.keySet();
+  }
+
+  public SemanticGraphEdge getEdge(String name) {
+    return namesToEdges.get(name);
+  }
+
   public String toString() {
     StringBuilder builder = new StringBuilder();
     builder.append(matchedPattern);