Merge pull request #144 from armcknight/fix/armcknight/type-safe-segmentation

declare crashSegmentation key type as NSString

Author: erkanyildiz

CountlyConfig.h

@@ -220,7 +220,7 @@ extern NSString* const CLYConsentAppleWatch;
 /**
  * For using custom crash segmentation with @c CLYCrashReporting feature.
  */
-@property (nonatomic, copy) NSDictionary* crashSegmentation;
+@property (nonatomic, copy) NSDictionary<NSString*, id>* crashSegmentation;
 
 /**
  * Crash log limit is used for limiting the number of crash logs to be stored on the device.

CountlyCrashReporter.h

@@ -9,7 +9,7 @@
 @interface CountlyCrashReporter : NSObject
 #if TARGET_OS_IOS
 @property (nonatomic) BOOL isEnabledOnInitialConfig;
-@property (nonatomic) NSDictionary* crashSegmentation;
+@property (nonatomic) NSDictionary<NSString*, id>* crashSegmentation;
 @property (nonatomic) NSUInteger crashLogLimit;
 
 + (instancetype)sharedInstance;