Bug 119331 Library - name space terminology and behavior
During BIRT 2.0 library feature review meeting the following change was decided. - Change the term namespace to 'prefix' - By default use the library name as the prefix ( namespace ); the dialog to input prefix should be prompted only if hte auto generated prefix is not unique.
UI/org.eclipse.birt.report.designer.core/src/org/eclipse/birt/report/designer/util/DNDUtil.java
addCommandToCompound( transferData,
					targetObj,
					position,
					commandName,
					commandType,
					commands );
			commands.execute( );
			stack.commit( );
		}
		catch ( Exception e )
		{
			stack.rollbackAll( );
			return false;
		}
		return true;
	}
	protected static void addCommandToCompound( Object transferData,
			Object targetObj, int position, String commandName,
			String commandType, CompoundCommand commands )
	{
		if ( transferData instanceof SlotHandle )
		{
			transferData = transferSlotHandle( commandType, transferData );
		}
		if ( transferData instanceof Object[] )
		{
			Object[] array = (Object[]) transferData;
			for ( int i = 0; i < array.length; i++ )
			{
				addCommandToCompound( array[i],