Running watcher.py returns SyntaxError on Python 3.7.3

[anuvc]

On running ./watcher.py start, python is returning the following SyntaxError:

  File "./watcher.py", line 62
    except OSError, e:
                  ^
SyntaxError: invalid syntax

Python version: 3.7.3
python-pyinotify version: 0.9.6
python-yaml version: 5.1

[gregghz]

I suppose it's time to update this package a bit :)

[jrubenc]

I suppose it's time to update this package a bit :)

#26