default values and explanatory values set to Planck2013+WP bestfit
default h value adapted to take into account m=0.06eV in planck paper and m=0 in default model
Bug-fix on CPU
fixed -x option
tentative fix to CPU
when asking for lensing but not lCl, return error
changed default value of T_ncdm, added printout of N_eff total, and related remarks in explanatory.ini
updated the README.rst file
deleted some old reference output files
updated version number to 2.4.1
updated default parameter values, CPU.py and README file

* 2.4:
  updated version number to 2.4.1
  deleted some old reference output files
  updated the README.rst file
  changed default value of T_ncdm, added printout of N_eff total, and related remarks in explanatory.ini
  when asking for lensing but not lCl, return error
  tentative fix to CPU
  fixed -x option
  Bug-fix on CPU
  default h value adapted to take into account m=0.06eV in planck paper and m=0 in default model
  default values and explanatory values set to Planck2013+WP bestfit