Resolve "add required annotation properties"

Closes #18 (closed) import the following annotation properties

• definition: http://purl.obolibrary.org/obo/IAO_0000115
• hasExactSynonym : http://www.geneontology.org/formats/oboInOwl#hasExactSynonym
• abbreviation: http://purl.obolibrary.org/obo/NCIT_C42610
• acronym: http://purl.obolibrary.org/obo/NCIT_C93495