This plot monitors QC parameters RON and gain of the IFS-arm
derived from the SPHERE_irdifs_detmon template 
and processed by the sph_isf_gain recipe.
<br>
2015-05-19: The nonlinearity is not yet provided by the recipe.  <br>
2015-05-20: The template does not open the shutter (all IFS_GAIN data are currently useless)<br>