cells too large or too small are removed

add 2 parameters: cell_level_min and cell_level_max
write amr2cell_hdf5_parameters in each hdf5 files

Fhi and syntax

See merge request roy/pFoF_dev!5

everythink should be checked and eventually written from scratch

modules and files in conepart and conegrav were identical
they should not be now because compiled
objects and modules are in the same directory

documentation modifications

Metadata

See merge request roy/pFoF_dev!4

write ramses info as metadata in hdf5 cub file

See merge request roy/pFoF_dev!3

Fhi and syntax

See merge request roy/pFoF_dev!2

name changes

multiples synthax changes
files, modules and functions names
license info added in some files

this is not needed for now

build ok

This reverts commit a1c99fc2.

undo modification comming from amr2cell_hdf5
this branch will focus on synthax and fhi integration

Fhi integration

See merge request roy/pFoF_dev!1

modhdf5 will be removed from pfof
now it is an independant library
+ capitalize HID_T as it is a constant

amr2cube is already used somewhere in RAMSES