Added missing getters to fix an EXC_BAD_ACCESS crash in RN 0.23.0.

Author: Morgan Pretty

Diff for: ios/RNSpinkit.m

@@ -20,6 +20,10 @@ - (void)setSize:(NSNumber*)size {
    }
 }
 
+- (NSNumber*)size {
+   return _size;
+}
+
 - (void)setType:(NSString*)type
 {
    _type = type;
@@ -29,6 +33,10 @@ - (void)setType:(NSString*)type
    }
 }
 
+- (NSString*)type {
+   return _type;
+}
+
 - (void)setColor:(NSString*)color
 {
    _color = color;
@@ -38,12 +46,16 @@ - (void)setColor:(NSString*)color
    }
 }
 
+- (NSString*)color {
+   return _color;
+}
+
 #pragma mark - Utility
 
 - (RTSpinKitViewStyle)getStyleFromString:(NSString*)type
 {
    RTSpinKitViewStyle style = RTSpinKitViewStylePlane;
-   
+
    if ([type isEqual:@"CircleFlip"])
       style = RTSpinKitViewStyleCircleFlip;
    else if ([type isEqual:@"Bounce"])
@@ -81,11 +93,11 @@ - (UIColor*)getColorFromString:(NSString*)color
    NSScanner *scanner = [NSScanner scannerWithString:color];
    [scanner setScanLocation:1]; // bypass '#' character
    [scanner scanHexInt:&rgbValue];
-    
+
    if (color.length == @"#00000000".length) {
       return [UIColor colorWithRed:((rgbValue & 0xFF000000) >> 24)/255.0 green:((rgbValue & 0xFF0000) >> 16)/255.0 blue:((rgbValue & 0xFF00) >> 8)/255.0 alpha:(rgbValue & 0xFF)/255.0];
    }
-   
+
    return [UIColor colorWithRed:((rgbValue & 0xFF0000) >> 16)/255.0 green:((rgbValue & 0xFF00) >> 8)/255.0 blue:(rgbValue & 0xFF)/255.0 alpha:1.0];
 }
 
@@ -117,4 +129,4 @@ - (void)removeFromSuperview
    [super removeFromSuperview];
 }
 
-@end
+@end