Added status page for checking if FreeClimb is operational.
- FreeClimb's operational status can now be viewed at status.freeclimb.com. Check if all systems are operational at any time and subscribe to be notified when incidents occur.
- Fixed a bug where the usage page was not displaying properly.
- Fixed a bug where user was logged out after upgrading their account.
- Fixed a bug that prevented some users from being charged when refilling their account balance.
- Fixed bugs in form validations and success messages.