changed the graph document

Documentation/Examples/api-graph-create-graph

@@ -1,5 +1,5 @@
 > curl --data @- -X POST --dump - http://localhost:8529/_api/graph
-{"_name" : "graph1", "vertices" : "v", "edges" : "e"}
+{"_key" : "graph1", "vertices" : "v", "edges" : "e"}
 
 HTTP/1.1 200 OK
 content-type: application/json; charset=utf-8
@@ -9,8 +9,8 @@ content-type: application/json; charset=utf-8
     "_id": "_graphs/graph1",
     "_rev": 11767958,
     "_key": "graph1",
-    "vertices": 9670806,
-    "edges": 10588310
+    "vertices": "v",
+    "edges": "e"
   },
   "error": false,
   "code": 200

Documentation/Examples/api-graph-get-graph

@@ -8,8 +8,8 @@ content-type: application/json; charset=utf-8
     "_id": "_graphs/graph1",
     "_rev": 11767958,
     "_key": "graph1",
-    "vertices": 9670806,
-    "edges": 10588310
+    "vertices": "v",
+    "edges": "e"
   },
   "error": false,
   "code": 200

Documentation/Makefile.files

@@ -65,6 +65,7 @@ WIKI = \
 	HttpBlueprints \
 	HttpCollection \
 	HttpCursor \
+	HttpGraph \
 	HttpImport \
 	HttpIndex \
 	HttpInterface \

js/common/modules/org/arangodb/graph.js

@@ -1175,19 +1175,19 @@ function Graph(name, vertices, edges) {
 
       // check if know that graph
       graphProperties = gdb.firstExample('vertices',
-        vertices._id,
+        vertices.name(),
         'edges',
-        edges._id
+        edges.name()
         );
 
       if (graphProperties === null) {
         
          // check if edge is used in a graph
-        graphProperties = gdb.firstExample('edges', edges._id);
+        graphProperties = gdb.firstExample('edges', edges.name());
 
         if (graphProperties === null) {      
-          graphPropertiesId = gdb.save({ 'vertices' : vertices._id,
-                       'edges' : edges._id,
+          graphPropertiesId = gdb.save({ 'vertices' : vertices.name(),
+                       'edges' : edges.name(),
                        '_key' : name });
 
           graphProperties = gdb.document(graphPropertiesId);
@@ -1198,11 +1198,11 @@ function Graph(name, vertices, edges) {
         throw "found graph but has different <name>";
       }
     } else {
-      if (graphProperties.vertices !== vertices._id) {
+      if (graphProperties.vertices !== vertices.name()) {
         throw "found graph but has different <vertices>";
       }
 
-      if (graphProperties.edges !== edges._id) {
+      if (graphProperties.edges !== edges.name()) {
         throw "found graph but has different <edges>";
       }
     }