Collect all the things that make room-versions different to one another into one place, so that it's easier to define new room versions.  | 
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|---|---|---|
| .. | ||
| __init__.py | ||
| v1.py | ||
| v2.py | ||
				
					
						
							Collect all the things that make room-versions different to one another into one place, so that it's easier to define new room versions.  | 
			||
|---|---|---|
| .. | ||
| __init__.py | ||
| v1.py | ||
| v2.py | ||