Added catch-all 410 response for API v1 routes

import os

import pkg_resources

from flask import Flask, send_file

from flask import Flask, send_file, abort

from datetime import datetime

        attachment_filename="openflexure_microscope_{}.log".format(timestamp),

    )

@app.route('/api/v1/', defaults={'path': ''})

@app.route('/api/v1/<path:path>')

def api_v1_catch_all(path):

    abort(410, 'API v1 is no longer in use. Please upgrade your client.')

# Automatically clean up microscope at exit

def cleanup():