Ignore SendEnv LC_* from ssh clients of master

If ssh client will send his Languange to server. They will be
accepted and in some cases it can cause breaking of python code.
To avoid unintended language settings let's ignore them.

Change-Id: Iabee9ef57244ea37972af16b1315118c349c30ac
Closes-bug: #1573638

deployment/puppet/fuel/examples/host.pp

@@ -132,6 +132,7 @@ class { 'osnailyfacter::atop': }
 class { 'osnailyfacter::ssh':
   password_auth  => 'yes',
   listen_address => ['0.0.0.0'],
+  accept_env     => '# LANG LC_*',
 }
 
 class { 'fuel::iptables':

deployment/puppet/osnailyfacter/manifests/ssh.pp

@@ -34,6 +34,7 @@ class osnailyfacter::ssh(
   $log_lvl        = 'VERBOSE',
   $password_auth  = 'no',
   $listen_address = [],
+  $accept_env     = 'LANG LC_*',
 ){
 
   case $::osfamily {
@@ -69,6 +70,7 @@ class osnailyfacter::ssh(
       'RSAAuthentication'               => 'yes',
       'UsePrivilegeSeparation'          => 'yes',
       'StrictModes'                     => 'yes',
+      'AcceptEnv'                       => $accept_env,
     }
   }
 

tests/noop/spec/hosts/master/host_spec.rb

@@ -71,6 +71,7 @@ describe manifest do
       parameters = {
           :password_auth  => 'yes',
           :listen_address => ['0.0.0.0'],
+          'accept_env'     => '# LANG LC_*',
       }
       is_expected.to contain_class('osnailyfacter::ssh').with parameters
     end

tests/noop/spec/hosts/tools/tools_spec.rb

@@ -50,7 +50,9 @@ describe manifest do
 
     it 'should declare tools classes' do
       should contain_class('osnailyfacter::atop')
-      should contain_class('osnailyfacter::ssh')
+      should contain_class('osnailyfacter::ssh').with(
+          'accept_env'     => 'LANG LC_*',
+      )
       should contain_class('osnailyfacter::puppet_pull').with(
         'modules_source'   => puppet['modules'],
         'manifests_source' => puppet['manifests']