* Main app window now opens without prior authentication
* New welcome screen prompts user to sign in, while hiding side menu items and allowing the user to access settings
* An overlay prompts the user to authenticate against each tenant that requires interactive authentication, and includes a toggle for using the external (system) browser
* App settings now have ability to toggle external browser for auth
* Remove gallery applications leaving only the deprecation warning
* Remove rendering os and application license picker from create pool form
* Minor update
* Update test cases
* Update gallery deprecation message
* Update deprecation message
* Localize gallery deprecation warning
* Minor update
* Use formatDateTime for localization
Because of quirkiness with Narrator, we place an aria-label at the option element with an explicit "selected/unselected" phrase, and set the nested content to be hidden to avoid reading twice.
* Rename original i18n folder to i18n-deprecated
* Change original script to point to i18n-deprecated
* Change new loc. folder from i18n-updated to i18n
* Fix i18n unit test errors in desktop
* Update gitignore to remove english json from git