Land rapid7#7289, minor module fixes

Author: wvu

modules/auxiliary/scanner/mysql/mysql_authbypass_hashdump.rb

@@ -18,7 +18,7 @@ def initialize
       'Description'    => %Q{
           This module exploits a password bypass vulnerability in MySQL in order
         to extract the usernames and encrypted password hashes from a MySQL server.
-        These hashes ares stored as loot for later cracking.
+        These hashes are stored as loot for later cracking.
       },
       'Author'        => [
           'theLightCosine', # Original hashdump module

modules/auxiliary/scanner/mysql/mysql_version.rb

@@ -15,7 +15,7 @@ def initialize
     super(
       'Name'        => 'MySQL Server Version Enumeration',
       'Description' => %q{
-        Enumerates the version of MySQL servers
+        Enumerates the version of MySQL servers.
       },
       'Author'      => 'kris katterjohn',
       'License'     => MSF_LICENSE

modules/exploits/multi/postgres/postgres_createlang.rb

@@ -48,7 +48,12 @@ def initialize(info = {})
         ['Automatic', {}]
       ],
       'DefaultTarget' => 0,
-      'DisclosureDate' => 'Jan 1 2016'))
+      'DisclosureDate' => 'Jan 1 2016'
+    ))
+
+    register_options([
+      Opt::RPORT(5432)
+    ])
 
     deregister_options('SQL', 'RETURN_ROWSET', 'VERBOSE')
   end