https://www.derbysoft.com/click/

1. fix cookie expire time
2. add price info for all events
3. change the way to fetch dsclid from URL
4. support landing page pxiel
5. allow pass price info when is landing page
6. update README.md
7. allow pass price info when room selection
8. allow pass price info when rate selection
9. add custom field
10. fix queryPermission
11. check undefined value
12. fix zero value and test
13. replace to send pixel request
14. remove unused code
15. use prod js
16. fix template
17. First Version