MOLINFO to nucleic acids and PUCKERING

in MOLINFO added 2 new MOLTYPE for nucleic acids: “rna” and “dna”
components are: “@epsion-#”, “@gamma-#“, “@beta-#“, “@alpha-#“,
“@zeta-#“, “@chi-#”, “@v{0..4}-#“, “@base-#”, “@sugar-“ and “@back-#”

in PUCKERING the components are: “.phs”, “.amp”,“.Zx”,”.Zy”
derivatives are calculate only for “.Zx” and “.Zy”
(cherry picked from commit 58bf3be6341db37ab032c58e2767c55848a75492)

Conflicts:
	user-doc/bibliography.bib