added Preferences

-Adds preferences
-Adds credits to prefefrences
-Icon for preferences
-Share button for sharing to social media.
-Code cleanup
-Thanks @skittyblock!

zenithdarkprefs/ZNDarkPrefsRootListController.h

@@ -0,0 +1,35 @@
+#import <Preferences/PSListController.h>
+@import UIKit;
+
+// image for share button
+
+#define kImagePath @"/Library/Application Support/ZenithDark/ZNDark.png"
+
+@interface ZNDarkPrefsRootListController : PSListController
+@property (nonatomic, strong) UIBlurEffect *respringBlur;
+@property (nonatomic, strong) UIVisualEffectView *respringEffectView;
+@property (nonatomic, strong) UIWindow *mainAppRootWindow;
+@end
+
+
+// we use this to respring our device!
+@interface NSTask : NSObject
+@property (copy) NSArray *arguments;
+@property (copy) NSString *currentDirectoryPath;
+@property (copy) NSDictionary *environment;
+@property (copy) NSString *launchPath;
+@property (readonly) int processIdentifier;
+@property (retain) id standardError;
+@property (retain) id standardInput;
+@property (retain) id standardOutput;
++ (id)currentTaskDictionary;
++ (id)launchedTaskWithDictionary:(id)arg1;
++ (id)launchedTaskWithLaunchPath:(id)arg1 arguments:(id)arg2;
+- (id)init;
+- (void)interrupt;
+- (bool)isRunning;
+- (void)launch;
+- (bool)resume;
+- (bool)suspend;
+- (void)terminate;
+@end