(docs) Add "All issues" links to 2.1.1 and 2.1.0
(docs) Add "All issues" links to 2.1.1 and 2.1.0

puppetlabs/puppetserver,camlow325/puppetserver,erikPrime/puppetserver,waynr/puppet-server,briancain/puppet-server,shrug/puppet-server,erikPrime/puppet-server,cprice404/puppetserver,camlow325/puppetserver,kylog/puppet-server,fpringvaldsen/puppet-server,briancain/puppet-server,stahnma/puppet-server,camlow325/puppet-server,stahnma/puppet-server,camlow325/puppet-server,waynr/puppetserver,cprice404/puppet-server,ahpook/puppet-server,fpringvaldsen/puppet-server,rlinehan/puppetserver,waynr/puppet-server,ahpook/puppet-server,briancain/puppet-server,kylog/puppet-server,rlinehan/puppet-server,cgvarela/puppet-server,cgvarela/puppet-server,er0ck/puppetserver,shrug/puppet-server,er0ck/puppetserver,camlow325/puppet-server,shrug/puppet-server,shrug/puppet-server,ahpook/puppet-server,fpringvaldsen/puppet-server,waynr/puppetserver,rlinehan/puppetserver,er0ck/puppetserver,puppetlabs/puppet-server,erikPrime/puppetserver,puppetlabs/puppetserver,rlinehan/puppet-server,rlinehan/puppetserver,erikPrime/puppet-server,puppetlabs/puppetserver,rlinehan/puppetserver,puppetlabs/puppet-server,cprice404/puppetserver,cprice404/puppet-server,puppetlabs/puppet-server,cprice404/puppetserver,rlinehan/puppet-server,erikPrime/puppetserver,camlow325/puppetserver,stahnma/puppet-server,kylog/puppet-server,cprice404/puppet-server,er0ck/puppetserver,cgvarela/puppet-server,camlow325/puppetserver,waynr/puppetserver,erikPrime/puppet-server,waynr/puppet-server,puppetlabs/puppetserver