Bug 148761 Unable to copy a report item from template to report
Steps: 1. Create a template, add a Text item "t1" or others 2. Create template item using "t1" 3. Double click the template item and we get a report item again. 4. We copy the item, paste to another report file. Expected: the text item can be copied. Actual result: Nothing happened, not copied and no error msg.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/command/TemplateCommand.java
PropertyDefn prop = element
				.getPropertyDefn( DesignElement.REF_TEMPLATE_PARAMETER_PROP );
		if ( prop == null )
			return null;
		ElementDefn targetDefn = (ElementDefn) prop.getTargetElementType( );
		DesignElement resolvedElement = module.resolveElement( name, targetDefn
				.getNameSpaceID( ), (ElementPropertyDefn) prop );
		
		
		
		
		return (TemplateParameterDefinition) resolvedElement;
	}
	/**
	 * Checks the validation of the template element to insert. Verify that the
	 * template element to insert refers a valid and exsiting template parameter
	 * definition. If the referred the template definition doesn't exsit, then
	 * return the template parameter definition to add it to the module.
	 * 
	 * @param content
	 * @param slotID
	 * @throws ContentException
	 *             if the value of property
	 *             <code>REF_TEMPLATE_PARAMETER_PROP</code> in template
	 *             element is null, or an un-resolved value
	 */
	public void checkAdd( Object content, int slotID ) throws ContentException
	{
		Object obj = null;
		if ( content instanceof DesignElement )