modify pylint to allow for general exception catching and more args per function

    Summary: these things were annoying and i don't think they provided value

    Test Plan: people will need to update their own version to get these changes, but they're not required

    Reviewers: sneakpeeq-stan, fahad

    Reviewed By: fahad

    Differential Revision: http://report.sneakpeeq.com:8888/D2075