Merge pull request #4 from PressLabs/develop

Merge Develop branch (fix #3)
Merge pull request #6 from PressLabs/develop

Remove error_log calls in public version (fix #1), Errors with the lates...
Merge pull request #8 from PressLabs/develop

Added `Display posts in real time` option and fix one shortcode bug.
Update readme.txt
Merge pull request #15 from PressLabs/develop

Fixes #14
Update toplytics-widget.php
Update toplytics-template.php
Update README.md

Add `codeclimate` icon
change the file structure
Merge branch 'master' of github.com:PressLabs/toplytics
Format the code in WP standard
put the auth process separate
split the `admin_handle_oauth_complete` method
extract functionality from `ga_statistics` method
format the code in wp standard
add empty line
remove empty line
remove some empty spaces
split `toplytics_options_page` function
split `toplytics.php` in two files