Removed 'widget_text' from array of force_ssl filtered objects.

Forcing SSL for all content in the text widget prevents adding links third party sites that do not support SSL. (ie. Partner sites). Furthermore, it's the assumed responsibility of the individual entering HTML into the text widget to ensure site security when referencing to outside sites.
Conflicts:
	includes/class-wc-https.php
Wrapper for wp_get_post_terms to handle parent sorting. Closes #3762. Closes #3758

Conflicts:
	includes/wc-term-functions.php
	includes/widgets/class-wc-widget-product-categories.php
	readme.txt
Pass item + id to order_line_item hook Closes #3518.