#196 more wip...
Merge branch 'feature/196-Add-time-limited-passes' of github.com:laterpay/laterpay-wordpress-plugin into feature/196-Add-time-limited-passes

Conflicts:
	laterpay/asset_sources/js/laterpay-backend-pricing.js
	laterpay/views/backend/pricing.php
#196
Merge branch 'feature/196-Add-time-limited-passes' of github.com:laterpay/laterpay-wordpress-plugin into feature/196-Add-time-limited-passes