configure: remove AC_PROG_RANLIB (rendered obsolete by LT_INIT)
Merge branch 'master' of github.com:scafacos/scafacos
Merge branch 'master' of github.com:scafacos/scafacos
Merge branch 'master' of github.com:scafacos/scafacos
Merge branch 'master' of github.com:scafacos/scafacos
Merge branch 'master' of github.com:scafacos/scafacos
Merge branch 'master' of https://patty.informatik.tu-chemnitz.de/git/mhofma/scafacos
Merge branch 'master' of github.com:scafacos/scafacos
gridsort: fix crash if no field and potential values are sorted back
scafacos_test: rework options (add long options) and add option -u (or --compute) to switch off computation of field or potentials values