Merge branch 'task-doc' into 'master'

Add doc about parallel Tasks. Fix some warning in plugins doc

See merge request simgrid/simgrid!173

diff --combined docs/source/Plugins.rst
index 683bb4f,5212c9c..659e67c
--- 1/docs/source/Plugins.rst
--- 2/docs/source/Plugins.rst
+++ b/docs/source/Plugins.rst
@@@ -24,7 -24,7 +24,7 @@@ documents some of the plugins distribut
    - :ref:`Link Energy <plugin_link_energy>`: models the energy dissipation of the network.
    - :ref:`WiFi Energy <plugin_link_energy_wifi>`: models the energy dissipation of wifi links.
    - :ref:`Battery <plugin_battery>`: models batteries that get discharged by the energy consumption of a given host.
 -  - :ref:`Photovoltaic <plugin_photovoltaic>`: models photovoltaic panels which energy production depends on the solar irradiance.
 +  - :ref:`Solar Panel <plugin_solar_panel>`: models solar panels which energy production depends on the solar irradiance.
  
  You can activate these plugins with the :ref:`--cfg=plugin <cfg=plugin>` command
  line option, for example with ``--cfg=plugin:host_energy``. You can get the full
@@@ -220,20 -220,22 +220,22 @@@ File Syste
  .. _plugin_battery:
  
  Battery
- ===========
+ =======
  
  .. doxygengroup:: plugin_battery
  
 -.. _plugin_photovoltaic:
 +.. _plugin_solar_panel:
  
 -Photovoltaic
 +Solar Panel
  ===========
  
 -.. doxygengroup:: plugin_photovoltaic
 +.. doxygengroup:: plugin_solar_panel
  
  Chiller
- ===========
+ =======
  
  .. doxygengroup:: plugin_chiller
  
+    .. doxygentypedef:: ChillerPtr
+ 
  ..  LocalWords:  SimGrid