[core] Comments why Nokogiri 1.6 is not being used
[core] Comments why Nokogiri 1.6 is not being used

The fog community decided to continue supporting Ruby 1.8.7 whilst
Nokogiri 1.6 drops support so ~> 1.5.0 is the correct version in
`fog.gemspec`.

See https://github.com/fog/fog/issues/1878 for more details.

[#1878]

ack/fog,dhague/fog,martinb3/fog,phillbaker/fog,dtdream/fog,dLobatog/fog,displague/fog,unorthodoxgeek/fog,lwander/fog,eLobato/fog,10io/fog,brilliomsinterop/fog,nicolasbrechet/fog,backupify/fog,nicolasbrechet/fog,joshisa/fog,theforeman/fog,cocktail-io/fog,mitchlloyd/fog,MSOpenTech/fog,surminus/fog,pyama86/fog,asebastian-r7/fog,rackspace/fog,NETWAYS/fog,displague/fog,covario-cdiaz/fog,sapcc/fog,alphagov/fog,brandondunne/fog,sferik/fog,fog/fog,Ladas/fog,adamleff/fog,duhast/fog,joshmyers/fog,github/fog,bryanl/fog,dhague/fog,sapcc/fog,papedaniel/fog,kongslund/fog,runtimerevolution/fog,b0ric/fog,dpowell7/fog,nandhanurrevanth/fog,icco/fog,lwander/fog,mohitsethi/fog,petems/fog,glennpratt/fog,sideci-sample/sideci-sample-fog,alphagov/fog,plribeiro3000/fog,12spokes/fog,duhast/fog,Ladas/fog,NETWAYS/fog,eLobato/fog,fog/fog,yyuu/fog,seanhandley/fog,MSOpenTech/fog,nalabjp/fog,surminus/fog,ManageIQ/fog,theforeman/fog,adecarolis/fog,pyama86/fog,dustacio/fog,papedaniel/fog,martinb3/fog,Programatica/fog,yyuu/fog,mavenlink/fog,github/fog,dtdream/fog,plribeiro3000/fog,backupify/fog,TerryHowe/fog,rackspace/fog,phillbaker/fog,nandhanurrevanth/fog,bdunne/fog,runtimerevolution/fog,zephyrean/fog,covario-cdiaz/fog,ManageIQ/fog,cocktail-io/fog,brilliomsinterop/fog,dustacio/fog,kongslund/fog,joshmyers/fog,SpryBTS/fog,icco/fog,petems/fog,pravi/fog,pravi/fog,unorthodoxgeek/fog,brilliomsinterop/fog,TerryHowe/fog,SpryBTS/fog,10io/fog,adamleff/fog,b0ric/fog,mohitsethi/fog,b0e/fog,sideci-sample/sideci-sample-fog,Programatica/fog,nandhanurrevanth/fog,dLobatog/fog,seanhandley/fog,glennpratt/fog,adecarolis/fog,nalabjp/fog,joshisa/fog,zephyrean/fog,mitchlloyd/fog,phillbaker/fog,mavenlink/fog,asebastian-r7/fog,zephyrean/fog,bryanl/fog,ack/fog