rolling on 0 window causes core dump


pd.__version__ == 0.22.0

```python
import pandas as pd
series = pd.Series(range(1000))
series.rolling(0).min()
```
#### Problem description

Attempting to perform an operation on a series.rolling with window=0 

kills the kernel if running with jupyter. 

causes a core dump if running directly from python.  


 free(): invalid next size (fast): 0x00007fffbfcc5040 ***
======= Backtrace: =========
/lib/x86_64-linux-gnu/libc.so.6(+0x70bfb)[0x7fe14e0b0bfb]
/lib/x86_64-linux-gnu/libc.so.6(+0x76fc6)[0x7fe14e0b6fc6]
...




#### Expected Output
Should raise a ValueError instead of crashing. 

