Bug fixes

Fix verbosity of request lib

Fix "vk api error: Invalid request: method is unavailable without acc…

…ess token"

Access token for the application has been added.

"Starting from April 2017, to use open methods and secure methods, a service token must be used from the app settings."
(https://vk.com/dev/service_token)

New version 2.3.1!

Added -d/--days option that allows process posts that published not
earlier than <number> days ago. For example, for getting the most
popular posts from the last week, just do "-d 7".

Changed version for PyPi

Added support for -from and -to options.

Delete .setup.py.un~

Bug fixed. Added parallelism! Date considiration has been disabled on…

… some time.

Fixed timestamp converting

1.0 Version