bench: update benchmark results

benchmark/README.md

@@ -1,32 +1,31 @@
 benchmarks
 ==========
 
-**2015-07-03** Latest results, using `Node.js@0.12` and latest versions of modules:
+**2015-07-03** Latest results, using `Node.js@4` and latest versions of modules:
 
 * `enb@0.15.0`
 * `scan-level@0.0.4`
 
 ```
                       bem-walk
-           13,913 op/s » `flat` level
-            4,860 op/s » `nested` level
-              223 op/s » `bem-bl`
-              152 op/s » `bem-core` + `bem-components`
+          10,881 op/s » `flat` level
+           3,910 op/s » `nested` level
+             182 op/s » `bem-bl`
+             112 op/s » `bem-core` + `bem-components`
 
-                       enb@0.x
-            8,894 op/s » `flat` level
-            5,829 op/s » `nested` level
-              150 op/s » `bem-bl`
-               86 op/s » `bem-core` + `bem-components`
-
-                       scan-level
-           11,317 op/s » `flat` level
-            4,909 op/s » `nested` level
-              140 op/s » `bem-bl`
-               84 op/s » `bem-core` + `bem-components`
+                      enb@0.x
+          10,908 op/s » `flat` level
+           6,023 op/s » `nested` level
+             152 op/s » `bem-bl`
+              94 op/s » `bem-core` + `bem-components`
 
+                      scan-level
+          12,036 op/s » `flat` level
+           4,525 op/s » `nested` level
+             142 op/s » `bem-bl`
+              73 op/s » `bem-core` + `bem-components`
 
    Suites:  3
    Benches: 12
-   Elapsed: 17,992.13 ms
+   Elapsed: 19,547.69 ms
 ```