Merge remote-tracking branch 'origin/mzid2dbthing' into mzid2dbthing

* origin/mzid2dbthing:
  the modifications parsing thing didn't allow mzid files missing this data. NOw it does.
Merge branch 'master' into mzid2dbthing

* master:
  added proteopathogen.mwb to public folder so it synchronizes and all
  added some style
trying to figure out how to deal with pepEvidence, peptide and db_sq
peptide and dbsequence parsers. saving them under peptide_evidence using peptide_ref y dbseq_ref (optionA)
peptide peptide_evidence and DbSequence parser and savers. Also created association between search_database and db_sequences. Also removed missed_cleavages from pep_evidence. and maybe some more changes too
fixed peptide, db_sequence and peptide_evidence saving AND habtm association between sii and peptide_Evidence. 'Nuff said.
bundle updated to last version of gems