Added alternate type. Bug fixes and addition of Double List for ranksep

Author: harshsikhwal

Docs/Attribute Status.docx

@@ -0,0 +1,4 @@
+graph 
+{
+	ethernet [ color = "green, brown, red, black", label = "ethernet", shape = "circle" ]
+}

Resources/test/new_output/test.dot

@@ -0,0 +1,7 @@
+graph
+{
+	A
+
+	B
+
+}

Resources/test/new_output/test.png

@@ -1,15 +1,15 @@
 digraph 
 {
-	cluster cluster_0
+	subgraph cluster_0
 	{
-		 label = "Subgraph A"
+		label = "Subgraph A"
 		a -> b 
 		b -> c 
 		c -> d 
 	}
-	cluster cluster_1
+	subgraph cluster_1
 	{
-		 label = "Subgraph B"
+		label = "Subgraph B"
 		a -> f 
 		f -> c 
 	}

Resources/test/output/2_nodes.png

@@ -1,16 +1,16 @@
 graph 
 {
 	splines = True
-	cluster cluster_0
+	subgraph cluster_0
 	{
-		 label = "Subgraph A"
+		label = "Subgraph A"
 		a;
 		b;
 		c;
 	}
-	cluster cluster_1
+	subgraph cluster_1
 	{
-		 label = "Subgraph B"
+		label = "Subgraph B"
 		d;
 		e;
 	}

Resources/test/output/2_nodes.txt

@@ -0,0 +1,4 @@
+graph 
+{
+	ethernet [ color = "brown", label = "ethernet", shape = "circle" ]
+}

Resources/test/output/clusters_1.dot

@@ -0,0 +1,4 @@
+graph 
+{
+	ethernet [ color = "red", label = "ethernet", shape = "circle" ]
+}