cfscrape is added to requirements.txt

[jbassagana]

Fixes the following ImportError:

python emailOsint.py [email protected]
Traceback (most recent call last):
  File "emailOsint.py", line 17, in <module>
    run(email, options.output)
  File "emailOsint.py", line 9, in run
    osint_runner.run("email", "emails", email, output)
  File "/etc/datasploit/osint_runner.py", line 17, in run
    x = importlib.import_module(module_name)
  File "/usr/lib/python2.7/importlib/__init__.py", line 37, in import_module
    __import__(name)
  File "/etc/datasploit/emails/email_hacked_emails.py", line 7, in <module>
    import cfscrape
ImportError: No module named cfscrape