Bug 135265 Paste to a wrong column
Steps to reproduce: 1.Open the attached file 2.Choose the column[2] which contains a label , copy and paste to column[3] Expected result: It will be pasted to column[3] Actual result: It is pasted to column[4] The related bug is #103448
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/core/Module.java
}
	/**
	 * Finds a data source by name in this module and the included modules.
	 * 
	 * @param name
	 *            the name of the data source to find.
	 * @return the data source, or null if the data source is not found.
	 */
	public DesignElement findDataSource( String name )
	{
		return resolveElement( name, DATA_SOURCE_NAME_SPACE, null );
	}
	/**
	 * Finds a data set by name in this module and the included modules.
	 * 
	 * @param name
	 *            the name of the data set to find.
	 * @return the data set, or null if the data set is not found.
	 */
	public DesignElement findDataSet( String name )
	{
		return resolveElement( name, DATA_SET_NAME_SPACE, null );
	}
	/**
	 * Finds a master page by name in this module and the included modules.
	 * 
	 * @param name
	 *            the master page name.
	 * @return the master page, if found, otherwise null.
	 */