Enable updating of themes from CLI #26

import requests
import datetime
response = requests.get('https://api.github.com/repos/QU-UP/ezcv-themes/branches/main')

# print response
print(response)

# print json content
print(response.json()["commit"]["commit"]["author"]["date"])

print(datetime.datetime.strptime(response.json()["commit"]["commit"]["author"]["date"], "%Y-%m- 
%dT%H:%M:%SZ").strftime("%Y-%m-%d")) # returns string of "Year-Month-Day"