Added in the open/close methods

MMDrawerController/MMDrawerController+Subclass.h

@@ -65,6 +65,30 @@
  */
 -(void)prepareToPresentDrawer:(MMDrawerSide)drawer animated:(BOOL)animated __attribute((objc_requires_super));
 
+///---------------------------------------
+/// @name Opening/Closing Drawer
+///---------------------------------------
+/**
+ The method that handles closing the drawer. You can subclass this method to get a callback every time the drawer is about to be closed. You can inspect the current open side to determine what side is about to be closed.
+ 
+ @param animated A boolean that indicates whether the drawer should close with animation
+ @param velocity A float indicating how fast the drawer should close
+ @param animationOptions A mask defining the animation options of the animation
+ @param completion A completion block to be called when the drawer is finished closing
+ */
+-(void)closeDrawerAnimated:(BOOL)animated velocity:(CGFloat)velocity animationOptions:(UIViewAnimationOptions)options completion:(void (^)(BOOL))completion __attribute((objc_requires_super));
+
+/**
+ The method that handles opening the drawer. You can subclass this method to get a callback every time the drawer is about to be opened.
+ 
+ @param drawerSide The drawer side that will be opened
+ @param animated A boolean that indicates whether the drawer should open with animation
+ @param velocity A float indicating how fast the drawer should open
+ @param animationOptions A mask defining the animation options of the animation
+ @param completion A completion block to be called when the drawer is finished opening
+ */
+-(void)openDrawerSide:(MMDrawerSide)drawerSide animated:(BOOL)animated velocity:(CGFloat)velocity animationOptions:(UIViewAnimationOptions)options completion:(void (^)(BOOL))completion __attribute((objc_requires_super));;
+
 ///---------------------------------------
 /// @name `UIViewController` Subclass Methods
 ///---------------------------------------