apt: use cookbook_file or remote_file for key
apt: use cookbook_file or remote_file for key

Provide alternative to distribute gpg key via cookbook_files

otype/chef,josephholsten/opscode-cookbooks-apt,BarthV/apt,andrewgross/apt,mattray/apt,hw-cookbooks/apt,nilsga/apt,CodePen/apt,Tealium/apt,aerickson/apt,puckel/apt,edmunds-chef/apt,jtimberman/apt,ikkyotech/OpsworksNodeAddons,democracyworks/apt,Tealium/apt,wrbooth/apt,samstokes/apt,protec-cookbooks/apt,h4ck3rm1k3/apt,balmbees/apt,Alukardd/cookbook-apt,PolicyStat/apt,brocksamson/apt,pwnieexpress/apt,brumschlag/apt,Rockstar04/apt,Altiscale/apt,Altiscale/apt,opscode-cookbooks/apt,ouranos/apt,ikkyotech/OpsworksNodeAddons,pwnieexpress/apt,scalarae/apt,NREL-cookbooks/apt,llaurent/opscode-cookbooks-apt,daptiv/apt,chrisroberts/apt,MattMencel/apt,gravitystorm/apt,knuckolls/apt,tmatilai/chef-apt,whiteley/apt,VertiPub/apt,chef-cookbooks/apt,brumschlag/apt,Banno/apt,Shopify/chef-apt,sabcio/apt,gswallow/apt,trinitronx/apt,cookbooks/nd-chef-opscode-apt,portertech/apt,puckel/apt,edmunds-chef/apt,rockaboxmedia/apt,mrdavidlaing/apt,fooforge/apt,yola/apt-cookbook,tomgl/apt,ortoo/apt,Youscribe/apt,VertiPub/apt,eteeselink/apt,PolicyStat/apt,mchesnut/apt,opscode-cookbooks/apt,BarthV/apt,rackspace-cookbooks/rackspace_apt,patcon/apt,h4ck3rm1k3/apt,swistaczek/apt,adambrett-forks/chef-apt,paulschwarz/apt,lewg/chef-apt,Alukardd/cookbook-apt,Rockstar04/apt,cookbooks/oc-apt,protec-cookbooks/apt,MarkRoddy/apt,cookbooks/hw-apt,Agiley/apt,balmbees/apt,patcon/apt,chef-cookbooks/apt,scalarae/apt