microEnv = StringUtils.defaultString(System.getenv(Globals.MICRO_ENV), microEnv);
// or if there is a -DMICRO_ENV=... in the VM ARGS
microEnv = StringUtils.defaultString(System.getProperty(Globals.MICRO_ENV), microEnv);
// - Cache
cacheManager = new MicroCacheManager(this);
log.info(String.format("Application name: %s", StringUtils.defaultString(appConfig.get("name"), "")));
log.info(String.format(" description: %s", StringUtils.defaultString(appConfig.get("description"), "")));
log.info("Template engines:");