Fixed #103 add initWithNavigationBarClass to slide menu

Author: aryaxt

SlideMenu/Source/SlideNavigationController.m

@@ -102,15 +102,25 @@ - (id)initWithRootViewController:(UIViewController *)rootViewController
 return self;
 }
 
+- (id)initWithNavigationBarClass:(Class)navigationBarClass toolbarClass:(Class)toolbarClass
+{
+if (self = [super initWithNavigationBarClass:navigationBarClass toolbarClass:toolbarClass])
+{
+[self setup];
+}
+
+return self;
+}
+
 - (void)setup
 {
 if (singletonInstance)
 NSLog(@"Singleton instance already exists. You can only instantiate one instance of SlideNavigationController. This could cause major issues");
 
 singletonInstance = self;
 
- self.menuRevealAnimationDuration = MENU_SLIDE_ANIMATION_DURATION;
- self.menuRevealAnimationOption = MENU_SLIDE_ANIMATION_OPTION;
+self.menuRevealAnimationDuration = MENU_SLIDE_ANIMATION_DURATION;
+self.menuRevealAnimationOption = MENU_SLIDE_ANIMATION_OPTION;
 self.landscapeSlideOffset = MENU_DEFAULT_SLIDE_OFFSET;
 self.portraitSlideOffset = MENU_DEFAULT_SLIDE_OFFSET;
 self.panGestureSideOffset = 0;