  A   o           add new time step calculation for slope limited diffusion
  B   o           Added comments about which line will not work
  C   M─┐         Merge branch 'master' of https://github.com/pencil-code/pencil-code
  D   │ o         Revised data to account for correction to chi-therm
  B   │ o         Lets see if the new IO modules work everywhere as expected...
  D   │ M─┐       Merge branch 'master' of https://github.com/pencil-code/pencil-code
  B   │ │ o       We explicitly want to allow missing namelists
  D   │ M─│─┐     Merge branch 'master' of https://github.com/pencil-code/pencil-code
  A   │ │ o─┘     fixed some errors
  D   │ M─│─┐     Merge branch 'master' of https://github.com/pencil-code/pencil-code
  A   │ │ o─┘     removed some doubling of some subroutine
  A   │ │ o       more on slope limited diffusion
  E   │ │ M─┐     Merge branch 'master' of https://github.com/pencil-code/pencil-code
  F   │ │ │ o     added Hill vortex rain as forcing
  B   │ │ │ M─┐   Finally fixed the last still broken autotest
  B   │ │ │ │ o   Finally fixed the last still broken autotest
  A   │ │ │ o │   More correction and additions for the slope limited diffusion,
  B   │ │ │ o─┘   Removed "array temporaries", see also 2a73f3cea323
  G   │ │ │ o     added a phase to enforced vertical shear profile;
  E   │ │ o │     Adding components of the current helicity tensor.
  D   │ o │ │     thermo hydrostatic equilibrium ISM still under construction
  C   o │ │ │     pc_meanfield_collect: Fixed some bugs and removed line writes
