Edit docs

Author: bluss

src/graph.rs

@@ -339,7 +339,7 @@ impl<N, E, Ty=Directed, Ix=DefIndex> Graph<N, E, Ty, Ix>
               ty: PhantomData}
     }
 
-    /// Return the capacity of the graph's node and edge `Vec`s.
+    /// Return the current node and edge capacity of the graph.
     ///
     /// Computes in **O(1)** time.
     pub fn capacity(&self) -> (usize, usize) {

src/graphmap.rs

@@ -68,7 +68,7 @@ impl<N, E> GraphMap<N, E>
         }
     }
 
-    /// Return the capacity of the graph's node and edge `HashMap`s.
+    /// Return the current node and edge capacity of the graph.
     pub fn capacity(&self) -> (usize, usize) {
         (self.nodes.capacity(), self.edges.capacity())
     }