Add a dedicated hook for adding fees. Closes #3611. Fixes #3352

@coenjacobs we might want this in .14 for some extensions in audit.
Replace placeholder script. Closes #3586.

Conflicts:
	assets/js/frontend/woocommerce.min.js
Add default timezone section to System Status
Add 'woocommerce_ajax_order_item' hook

To allow extensions to filter the $item passed to `order-item-html.php`
Handle paypal cancelled reversals
Merge pull request #3636 from thenbrent/release-2-0-14-timezone-status

Display default timezone on System Status
URL Decode so terms with special chars are viewable/editable
Merge pull request #3630 from thenbrent/release-2-0-14

Update 'post_date_gmt' when changing order date
Merge pull request #3639 from thenbrent/release-2-0-14-order-item-filter

Add 'woocommerce_ajax_order_item' hook
Load thumbnails Fixes #3581

As committed on master branch:
- https://github.com/woothemes/woocommerce/commit/03e3e6e9cae5f16258cf2a6a43cb0ea09411298a
Correctly format product names in paypal. Fixes #3308.

@coenjacobs for .14 please
Fix bulk edit status Fixes #3614

As committed on master branch:
- https://github.com/woothemes/woocommerce/commit/f2586d8d765df16b1a9f20c327acf97a05cf6c2c
Fix encoding in layered nav. Fixes #3600

@coenjacobs for .14
Checkout payment URL

@coenjacobs this is why authipay didn't work. I've moved this function
from 2.1 (tweaked slightly)
Check for strlen to allow 0 values in attributes. Closes #3675
Make API url function work when permalinks are not pretty

@coenjacobs for .14 too
Readme bump for v2.0.14 changelog
Add 'woocommerce_address_to_edit' filter

To allow extensions to piggy back on the default address editing for
addresses other than those stored on the customer's account.