Update bulkresizer.py file
Update bulkresizer.py file

- Update the body of spin function

- With this addition the user will be able to give a valid path that leads to an existing directory, if he/she gets confused and type an invalid path

- In the previous version of bulkresizer plugin if the given path was invalid the process was crushing with a NotADirectoryException

sukeesh/Jarvis,sukeesh/Jarvis,sukeesh/Jarvis,sukeesh/Jarvis