Some fixes for 0.2.1

Author: kevynlebouille

bin/check-postgres-alive.rb

@@ -47,7 +47,7 @@ def run
     res = con.exec('select version();')
     info = res.first
 
-    ok "Server version: #{info}"
+    ok "Server version: #{info['version']}"
   rescue PG::Error => e
     critical "Error message: #{e.error.split("\n").first}"
   ensure

bin/check-postgres-connection.rb bin/check-postgres-connections.rb

@@ -16,7 +16,7 @@ class CheckPostgresConnections < Sensu::Plugin::Check::CLI
          long: '--password PASS'
 
   option :hostname,
-         description: 'Hostname to login to',
+         description: 'Postgres Hostname',
          short: '-h HOST',
          long: '--hostname HOST'
 

lib/sensu/plugins/postgres/version.rb

@@ -3,7 +3,7 @@
 module Sensu
   module Plugins
     module Postgres
-      VERSION = '0.2.0'
+      VERSION = '0.2.1'
     end
   end
 end