Fixed users roles

mozen/src/main/java/mozen/auth/JwtAuthenticationFilter.java

mozen/src/main/java/mozen/auth/JwtAuthorizationFilter.java

mozen/src/main/java/mozen/auth/JwtUserDetailsService.java

mozen/src/main/java/mozen/auth/WebSecurity.java

mozen/src/main/java/mozen/business/IUserManager.java

mozen/src/main/java/mozen/business/UserManager.java

mozen/src/main/java/mozen/model/Role.java

mozen/src/main/java/mozen/utils/DatabaseFiller.java

mozen/src/main/java/mozen/utils/JwtUtils.java

mozen/src/main/java/mozen/utils/UserHelper.java

mozen/src/main/java/mozen/web/UserController.java