SDK-523 correct api name on iOS

Author: echo-branch

CHANGELOG.md

@@ -6,9 +6,10 @@
 * Switch to Cocoapods
 * Switch to Maven
 * Add CPID and LATD methods
+* Add Event alias
 
 Known issues:
-iOS command line build fails due to switch to cocoapods.  https://github.com/apache/cordova-ios/issues/659
+iOS command line build fails due a cordova issue, workaround is to build from xcode.  https://github.com/apache/cordova-ios/issues/659
 CPID and LATD methods do not work on Android.
 
 <a name="3.2.0"></a>

src/ios/BranchSDK.m

@@ -279,7 +279,7 @@ -(void)sendBranchEvent:(CDVInvokedUrlCommand*)command
             event.eventDescription = [metadata objectForKey:key];
         }
         else if ([key isEqualToString:@"customerEventAlias"]) {
-            event.customerEventAlias = [metadata objectForKey:key];
+            event.alias = [metadata objectForKey:key];
         }
         else if ([key isEqualToString:@"customData"] && [[metadata objectForKey:key] isKindOfClass:[NSMutableDictionary class]]) {
             event.customData = [metadata objectForKey:key];