conex update

tests

better ETA calculation

missing file

reduce output

less urqmd output

added missing rnd stream init

ecut

corsika w/o trackwriter

typo in pdg for nuclei

better printout

fixed bug in nuclei A/Z mixup

better printout

better config

more flexible

style

count he in corsika

fixed seeding problem and forc-interaction

added neutrinos

smaller improvements

added neutrino column

furthre unified mars and corsika examples

format

fix mistake

format

some cleanup

remove two files from branch