changelog: update for branch 1.3

ChangeLog

@@ -47,7 +47,28 @@ New features:
 Small changes:
   * Add a synthetic energy efficiency testcase.
 
-StarPU 1.3.5 (git revision xxx)
+StarPU 1.3.7
+====================================================================
+
+Small changes:
+  * Simgrid: bug fix for setting network/weight-S to 0.0
+
+StarPU 1.3.6 (git revision fb9fbed81410d9f0ebbff5bdad1352df4705efe8)
+====================================================================
+
+Small features:
+  * New STARPU_BACKOFF_MIN and STARPU_BACKOFF_MAX environment variables to the
+    exponential backoff limits of the number of cycles to pause while drivers
+    are spinning.
+  * Add STARPU_DISPLAY_BINDINGS environment variable and
+    starpu_display_bindings() function to display all bindings on the machine by
+    calling hwloc-ps
+  * New function starpu_get_pu_os_index() to convert logical index of a PU to
+    its OS index.
+  * New function starpu_get_hwloc_topology() to get the hwloc topology used by
+    StarPU.
+
+StarPU 1.3.5 (git revision 5f7458799f548026fab357b18541bb462dde2b53)
 ====================================================================
 
 Small features:
@@ -86,12 +107,6 @@ Small features:
     starpu_mpi_interface_datatype_unregister() which take a enum
     starpu_data_interface_id instead of a starpu_data_handle_t
   * New script starpu_env to set up StarPU environment variables
-  * New STARPU_BACKOFF_MIN and STARPU_BACKOFF_MAX environment variables to the
-    exponential backoff limits of the number of cycles to pause while drivers
-    are spinning.
-  * Add STARPU_DISPLAY_BINDINGS environment variable and
-    starpu_display_bindings() function to display all bindings on the machine by
-    calling hwloc-ps
 
 Small changes:
   * New configure option --disable-build-doc-pdf