Fix problem regarding using a custom named options file (#119)

* Add VSCODE artifacts to .gitignore

* Fix version in Version.java

* Fix command-line options bug

Author: sJJdGG

.gitignore

@@ -3,4 +3,10 @@ out/
 target/
 *iml
 config.toml
-/cache/
+/cache/
+.settings/
+.project
+.DS_Store
+bin/
+.classpath
+.vscode/

core/src/main/java/xyz/gianlu/librespot/FileConfiguration.java

@@ -43,7 +43,7 @@ public FileConfiguration(@Nullable String[] override) throws IOException {
         if (override != null) {
             for (String arg : override) {
                 if (arg != null && arg.startsWith("--conf-file="))
-                    confFile = new File(arg.substring(13));
+                    confFile = new File(arg.substring(12));
             }
         }
 

core/src/main/java/xyz/gianlu/librespot/Version.java

@@ -6,7 +6,7 @@
  * @author Gianlu
  */
 public class Version {
-    public static final String VERSION = "0.5.1";
+    public static final String VERSION = "0.6.1";
 
     @NotNull
     public static String versionString() {