richard/projet_court: Réimplémentation du programme DSSP en Python

Réimplémentation du programme DSSP en Python

Thomas Forest 3b73eb5866 Turns pattern display		6 gadus atpakaļ
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atom.py	Turns pattern display	6 gadus atpakaļ
dssp.py	Turns pattern display	6 gadus atpakaļ
geom.py	full output except STRUCTURE column	6 gadus atpakaļ
geom.py~	get turns, bridges, ladders and helix oop	6 gadus atpakaļ
geometry.py	Improved bridges exhaustive search	6 gadus atpakaļ
pdb.py	fixed indices of ladders	6 gadus atpakaļ
structure.py	fixed indices of ladders	6 gadus atpakaļ