Remove unused existing code.
Move STANDALONE flag to a module and unify paths queries.
Use generic username/password message.
Merge remote-tracking branch 'ivan-github/feature/standalone-flag-to-module' into develop
Merge remote-tracking branch 'ivan-github/bug/3656_generic-username-password-message' into develop
Merge branch 'develop' of ssh://leap.se/bitmask_client into develop