Merge pull request #4 from alldne/master

Challenge to friend!
Add challenge to penalty shoot out!
Refine code for python coding style.
Reset states when cross the day.
Fix to get reward after clear nation.
Update README.md
Update comment for find_element_by_* .
Remove uneeded navigation to home when it challenges friends.
Fix hang up when only last daily match is cleared.

Removing item of daily matches duplicated.
Avoid for blocking from "This game is for older than 15" division.
Wait to reward popup after clearing nation.

But this patch regress about time.
Decrease waiting time explicitly.
Update constants.
Increase time for waiting at home.

4 seconds is not enough.
Fix typo.
Add football time!

You can join automatically in to live game when 13:55~14:05 or 21:55~22:05
Fix infinite loop in football time.
What have I done?

Fix to do it.
Increase waiting time at home.
Go world tour slower.

It prevents from network problem alert.