added method to esacpe double quotes in descriptions
added method to esacpe double quotes in descriptions

simonjupp/ensembl-rdf,nerdstrike/ensembl-rdf,simonjupp/ensembl-rdf,nerdstrike/ensembl-rdf,simonjupp/ensembl-rdf,simonjupp/ensembl-rdf,nerdstrike/ensembl-rdf,nerdstrike/ensembl-rdf