Correct transaction management. cf. bug https://openrdf.atlassian.net/browse/SES-2295 and tomcat default management of PUT request with form data (application/x-www-form-urlencoded encoded)

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  cursor: pointer;
}

.left{
  float: left;
  margin-left: 50px;
}

.right{
  float: right;
  margin-right: 50px;
}