Update quickstart.rst

Update the module listing, job listing commands to reflect the changes in flux-framework/flux-core

Addresses issue flux-framework#14

quickstart.rst

@@ -157,7 +157,7 @@ Services within a Flux session may be implemented by modules loaded in the ``flu
 
 .. code-block:: console
 
-  $ flux module list --rank=all
+  $ flux module list
   Module                   Size Digest  Idle  S   Nodeset Service
   job-ingest            1143808 AF0B59E    4  S     [0-2]
   cron                  1150080 4734B87    0  S         0
@@ -275,7 +275,7 @@ Here, the allocated ID for the job is immediately echoed to stdout.
 
 .. code-block:: console
 
-  $ flux job list
-    JOBID           STATE   USERID    PRI   T_SUBMIT
-    640671547392    R       58985     16    2019-10-22T16:27:02Z
-    1045388328960   R       58985     16    2019-10-22T16:27:26Z
+  $ flux jobs
+  JOBID         USER     NAME       STATE    NTASKS RUNTIME
+  3932864643072 moussa1  io-forward RUN           1 2.527s
+  3825238802432 moussa1  compute.lu RUN           4 8.943s