misspelling in class-wc-admin-welcome.php

Common misspelling of receive.
Notice fix and Checkout Shipping Method classes

Fixes an admin notice.  Adds a single class to the checkout shipping
method elements for convenience in collecting all of them via CSS
selector
fixed the posts_clauses filters in top_rated_products method of the WC_Shortcodes class
Fixed the indentation in the includes/class-wc-shortcodes.php file
fixed some coding standards
Merge pull request #4423 from shoheitanaka/patch-3

misspelling in class-wc-admin-welcome.php
Merge pull request #4430 from claudiosmweb/fix_top_rated_products_shortcode

Fix top rated products shortcode
Merge pull request #4428 from justinstern/master

Notice fix and Checkout Shipping Method classes
On cancel, use cart page unless otherwise defined. Closes #4375
Turkish States Closes #4424
Add classes for placeholder Closes #4432
wc_print_notices Closes #4431