Setting bwscanner min_exits to 1 causes no exits to be selected
It looks like there's an off-by-one error in the code that handles this minimun:
```
diff --git a/NetworkScanners/BwAuthority/bwauthority_child.py b/NetworkScanners/BwAuthority/bwauthority_child.py
index a36728f..248c6d0 100755
--- a/NetworkScanners/BwAuthority/bwauthority_child.py
+++ b/NetworkScanners/BwAuthority/bwauthority_child.py
@@ -67,7 +68,7 @@ __selmgr = PathSupport.SelectionManager(
use_guards=False,
exit_ports=[443],
order_by_ratio=True, # XXX: may be a poor idea for PID control?
- min_exits=10)
+ min_exits=1)
# exit code to indicate scan completion
# make sure to update this in bwauthority.py as well
```
issue