Update client.pp

Added support for RedHat
Merge pull request #11 from rexcze/patch-1

Update client.pp
Update sshd_config.erb

Added support for accepting environment
Update server.pp

Added support for accepting environment
Merge pull request #1 from rexcze/patch-3

Update server.pp
Merge pull request #2 from rexcze/patch-2

Patch 2