增加xib/storyboard支持

Author: BearRan

PodCode/Classes/CRBoxInputView.m

@@ -43,6 +43,17 @@ - (instancetype)initWithFrame:(CGRect)frame
     return self;
 }
 
+- (instancetype)initWithCoder:(NSCoder *)coder
+{
+    self = [super initWithCoder:coder];
+    if (self) {
+        [self initDefaultValue];
+        [self addNotificationObserver];
+    }
+    
+    return self;
+}
+
 - (instancetype)init
 {
     self = [super init];