Add addresses to customers. Fix NSNull values in BUYAddress objects.

Mobile Buy SDK/Mobile Buy SDK/Models/BUYCustomer.h

@@ -26,6 +26,8 @@
 
 #import "BUYObject.h"
 
+@class BUYAddress;
+
 @interface BUYCustomer : BUYObject
 
 /**
@@ -118,4 +120,14 @@
  */
 @property (nonatomic, strong) NSDate *updatedAt;
 
+/**
+ * An array of addresses for the customer.
+ */
+@property (nonatomic, strong) NSArray<BUYAddress *> *addresses;
+
+/**
+ * The default address for the customer.
+ */
+@property (nonatomic, strong) BUYAddress *defaultAddress;
+
 @end

Mobile Buy SDK/Mobile Buy SDK/Models/BUYCustomer.m

@@ -25,6 +25,7 @@
 //
 
 #import "BUYCustomer.h"
+#import "BUYAddress.h"
 
 @implementation BUYCustomer
 
@@ -56,6 +57,8 @@
 	_totalSpent          = dictionary[@"total_spent"];
 	_createdAt           = dictionary[@"created_at"];
 	_updatedAt           = dictionary[@"updated_at"];
+	_addresses           = [BUYAddress convertJSONArray:dictionary[@"addresses"]];
+	_defaultAddress      = [BUYAddress convertObject:dictionary[@"default_address"]];
 }
 
 @end

Mobile Buy SDK/Mobile Buy SDK/Models/Transient/BUYAddress.m

@@ -32,19 +32,19 @@
 
 - (void)updateWithDictionary:(NSDictionary *)dictionary
 {
-	self.address1 = dictionary[@"address1"];
-	self.address2 = dictionary[@"address2"];
-	self.city = dictionary[@"city"];
-	self.company = dictionary[@"company"];
-	self.firstName = dictionary[@"first_name"];
-	self.lastName = dictionary[@"last_name"];
-	self.phone = dictionary[@"phone"];
+	self.address1 = [dictionary buy_objectForKey:@"address1"];
+	self.address2 = [dictionary buy_objectForKey:@"address2"];
+	self.city = [dictionary buy_objectForKey:@"city"];
+	self.company = [dictionary buy_objectForKey:@"company"];
+	self.firstName = [dictionary buy_objectForKey:@"first_name"];
+	self.lastName = [dictionary buy_objectForKey:@"last_name"];
+	self.phone = [dictionary buy_objectForKey:@"phone"];
 	
-	self.country = dictionary[@"country"];
-	self.countryCode = dictionary[@"country_code"];
+	self.country = [dictionary buy_objectForKey:@"country"];
+	self.countryCode = [dictionary buy_objectForKey:@"country_code"];
 	self.province = [dictionary buy_objectForKey:@"province"];
 	self.provinceCode = [dictionary buy_objectForKey:@"province_code"];
-	self.zip = dictionary[@"zip"];
+	self.zip = [dictionary buy_objectForKey:@"zip"];
 }
 
 - (NSDictionary *)jsonDictionaryForCheckout