=== TC 1 ===

 1. Set cursor at the end of list
 1. Press Enter once.
 1. Press Backspace 3 times
 1. Press Enter 3 times
 1. Switch to Source mode
 * Result should be:
	{{{
		
    
			
  1. 
				test1
				
      
					
    1. 
						test1
      2. 
				
    
			
    2. 
			
  2. 
				 
    3. 
			
  3. 
				 
    4. 
		

	}}}
Editor 1