Fix database-path not being read from config

`database-path` in config was correct, but was being overwritten by
`--database-path` option. In a test case the option was not given, but
clap/structopt marked it as `present`. The occurrences were `0` though.

src/main.rs

@@ -28,12 +28,11 @@ async fn main() -> Result<(), Box<dyn Error>> {
 
     let mut config = Config::get(&options).await?;
 
-    if clap_matches.is_present("database-path") {
-        config.database_path = options.database_path;
+    if clap_matches.occurrences_of("database-path") > 0 {
+        config.database_path = options.database_path.clone();
     }
 
-    #[cfg(debug_assertions)]
-    println!("{:?}", config);
+    dbg!(&config);
 
     #[cfg(feature = "sqlite")]
     let mut sqlite_connection = RwLock::new(sqlite::connect(&config.database_path).await?);