Merge pull request #642 from ParsePlatform/nlutsenko.extensions

Fix an issue with compiling iOS sdk for app extensions.

Author: nlutsenko

Configurations/Parse-iOS.xcconfig

@@ -12,6 +12,7 @@
 
 PRODUCT_NAME = Parse
 PRODUCT_BUNDLE_IDENTIFIER = com.parse.ios
+APPLICATION_EXTENSION_API_ONLY = YES
 
 MACH_O_TYPE = staticlib
 DEFINES_MODULE = YES

Parse/Internal/Push/PFPushPrivate.h

@@ -25,7 +25,7 @@ NS_ASSUME_NONNULL_BEGIN
 + (nullable NSString *)getDeviceTokenFromKeychain;
 + (void)clearDeviceToken;
 
-#if TARGET_OS_IPHONE
+#if TARGET_OS_IOS
 
 + (void)showAlertViewWithTitle:(nullable NSString *)title message:(nullable NSString *)message NS_EXTENSION_UNAVAILABLE_IOS("");
 + (void)playVibrate;

Parse/Internal/Push/Utilites/PFPushUtilities.m

@@ -54,9 +54,9 @@ + (void)clearDeviceToken {
     [[[PFKeychainStore alloc] initWithService:@"ParsePush"] removeObjectForKey:@"ParsePush"];
 }
 
-#if TARGET_OS_IPHONE
+#if TARGET_OS_IOS
 
-+ (void)showAlertViewWithTitle:(NSString *)title message:(NSString *)message {
++ (void)showAlertViewWithTitle:(nullable NSString *)title message:(nullable NSString *)message NS_EXTENSION_UNAVAILABLE_IOS("") {
     NSString *cancelButtonTitle = NSLocalizedStringFromTableInBundle(@"OK", @"Parse",
                                                                      [NSBundle bundleForClass:[self class]],
                                                                      @"Default alert view cancel button title.");