bump version to 1.0.5 for development
bump version to 1.0.5 for development

rhass/omnibus-cookbook,OpsRockin/omnibus,zsiddique/omnibus,mwrock/omnibus,chef-cookbooks/omnibus,fujin/omnibus,lusis/omnibus,opscode-cookbooks/omnibus,robbydyer/omnibus,elafarge/omnibus