Merge branch 'prerelease-3.2.1' into czarek

Merge branch 'prerelease-3.2.1' into czarek

Conflicts:
	bin/unres/MD-M/unres_Tc_procor_oldparm_em64-D-symetr.exe
	bin/unres/MD/unres_gfortran_single_GAB.exe
	bin/unres/MD/unres_ifort_MPICH_E0LL2Y.exe
	bin/unres/MD/unres_ifort_MPICH_GAB.exe
	examples/unres/new/microcanonical/DYN_SS/hth/small.out_GB000
	examples/unres/new/microcanonical/DYN_SS/hth/small_GB000.stat
	examples/unres/new/microcanonical/DYN_SS/hth/small_MD000.pdb
	source/unres/src_MD/Makefile_MPICH_ifort
	source/unres/src_MD/cinfo.f
	source/unres/src_MD/energy_p_new_barrier.F
	source/unres/src_MD/parmread.F
	source/unres/src_MD/ssMD.F
	source/unres/src_MD/unres.F