Bug 122581 Available columns are not displayed properly when export data.
Description: Available columns are not displayed properly when export data. Steps to reproduce: 1. Preview attached design file in html. 2. Select the first table and export it. 3. In "export data" dialog, Available columns are not displayed properly.
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/soapengine/api/Column.java
this.visibility = visibility;
    }
    /**
     * Gets the name value for this Column.
     * 
     * @return name
     */
    public java.lang.String getName() {
        return name;
    }
    /**
     * Sets the name value for this Column.
     * 
     * @param name
     */
    public void setName(java.lang.String name) {
        this.name = name;
    }
    /**
     * Gets the visibility value for this Column.
     * 
     * @return visibility
     */
    public java.lang.Boolean getVisibility() {
        return visibility;
    }
    /**
     * Sets the visibility value for this Column.
     * 
     * @param visibility