This branch is now 2.1.2-bleeding
Added filter before using the report arguments

Such filter will allow to alter reports on the fly, in case of need, before the queries are executed.
Added filters for dashboard queries

Filters for sales and top sellers queries will allow to alter the reports, if needed, before the queries are executed.
Merge remote-tracking branch 'remotes/origin/2.1'

Conflicts:
	package.json
	readme.txt
	woocommerce.php