* Populate a global from the session on every request. Use the object instead of using allowedMonitors in session.
* fix when gets loaded.
* use for auth, and add Monitor Edit checks to Zone add/delete/edit
* add back the ZM_OPT_USE_AUTH test for being logged in in AppController
* Update permissions code to use
* change quotes
* Update permission code to use
* Use instal of session for systemPermission
* deprecate montiorPermision in session
* use instead of session streamPermission
* move login code back into AppController. Has to be done for every request
* deprecate eventPermission, controlPermission and systemPermission in session.
* handle auth params in query string as well as post
* exit on HUP to free up memory.
* add missing global user
* system should be System
* error can be due to bad user or password
* added login/logout and related private functions
* handle case when userLogin fails, current code returns PHP error for and API throw is not called
* formatting
* converted login params to POST, removed user=&pass= for other APIs
* formatting
* add auth check back but leave out login/out
* fixes to make it work across zmN, postman and curl
* added back enabled check
* Allow API authentication using the `auth` query parameter containing an auth. hash.
Fixes#1827
The same auth. hash for zms is used here. This allows consumers to use the API without sending the password in the query string and not require forging logins via the login form.
* Move logger.php's global Debug function to Logger::Debug to avoid polluting globals
This avoids a conflict with CakePHP when logger.php gets included indrectly from API code.
* Protect action=login when ZM_ENABLE_CSRF_MAGIC is enabled