title: Issue when running mysqld
body: <p>I download <code>mysql-5.7.9-winx64.zip</code> and when i try to run <code>mysqld</code> i got this error :</p>
  
  <pre><code>E:\Softwares\mysql-5.7.9-winx64\bin&gt;mysqld
  mysqld: Could not create or access the registry key needed for the MySQL application
  to log to the Windows EventLog. Run the application with sufficient
  privileges once to create the key, add the key manually, or turn off
  logging for that application.
  mysqld: Can't change dir to 'E:\Softwares\mysql-5.7.9-winx64\data\' (Errcode: 2 - No such file or directory)
  2015-11-13T10:45:09.715411Z 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_ti
  mestamp server option (see documentation for more details).
  2015-11-13T10:45:09.731411Z 0 [Warning] Insecure configuration for --secure-file-priv: Current value does not restrict location of
   generated files. Consider setting it to a valid, non-empty path.
  2015-11-13T10:45:09.732411Z 0 [ERROR] Cannot open Windows EventLog; check privileges, or start server with --log_syslog=0
  2015-11-13T10:45:09.732411Z 0 [Note] mysqld (mysqld 5.7.9) starting as process 3532 ...
  2015-11-13T10:45:09.864419Z 0 [Warning] Can't create test file E:\Softwares\mysql-5.7.9-winx64\data\yous-PC.lower-test
  2015-11-13T10:45:09.864419Z 0 [Warning] Can't create test file E:\Softwares\mysql-5.7.9-winx64\data\yous-PC.lower-test
  2015-11-13T10:45:09.864419Z 0 [ERROR] failed to set datadir to E:\Softwares\mysql-5.7.9-winx64\data\
  2015-11-13T10:45:09.865419Z 0 [ERROR] Aborting
  
  2015-11-13T10:45:09.865419Z 0 [Note] Binlog end
  2015-11-13T10:45:09.945424Z 0 [Note] mysqld: Shutdown complete
  </code></pre>