* feat(unvired-cordova-sdk): support login via email
* fix(unvired-cordova-sdk): return typed promise object for user settings
* fix(unvired-cordova-sdk): change return type to string for guid()
* doc(unvired-cordova-sdk): doc update
* doc(unvired-cordova-sdk): update doc
* feat(unvired-cordova-sdk): add support for metadata JSON
* doc(unvired-cordova-sdk): update doc
* doc(unvired-cordova-sdk): update doc
* feat(unvired-cordova-sdk): add methods to get and set log level
* fix(unvired-cordova-sdk): update the return type for getLog()
* feat(unvired-cordova-sdk): return platform name
* feat(unvired-cordova-sdk): add method to get log file path
* feat(unvired-cordova-sdk): test push notifications
* fix(unvired-cordova-sdk): define return for logRead