Revert "Modify pdb_rslice.py to NOT print PDB headers (#3)"
Revert "Modify pdb_rslice.py to NOT print PDB headers (#3)"

This reverts commit e8c2d9e9199dcdb5502b9b1e7ca8b74728fb8800.

haddocking/pdb-tools,JoaoRodrigues/pdb-tools