Merge branch 'master' of https://github.com/micromata/borgbackup-butler

Fin Reinhard

24.19.2019 b56c477a280063079740a9656c5431afe2839f9c

 borgbutler-core/src/main/java/de/micromata/borgbutler/cache/ButlerCache.java

@@ -95,7 +95,8 @@
        List<Repository> repositories = new ArrayList<>();
        for (BorgRepoConfig repoConfig : ConfigurationHandler.getConfiguration().getRepoConfigs()) {
            if (repoConfig == null) {
                 continue;
                // Occurs sometimes for demo repos.
                continue;
            }
            Repository repository = repoCacheAccess.get(repoConfig.getRepo());
            if (repository == null) {