support for mzIdentML 1.0
cleaning
fix issue with empty doc/ns
add LG as contributor
Resolved conflicts between master and lgatto

Merge branch 'master' of https://github.com/lgatto/mzID into lgatto-master

Conflicts:
	NEWS
	R/mzID.R
	R/mzIDdatabase.R
	R/mzIDevidence.R
	R/mzIDparameters.R
	R/mzIDpeptides.R
	R/mzIDpsm.R
update .gitignore
update .gitignore