message: iOS: working on register_wallet_type free method
diff: @@ -194,7 +194,7 @@ indy_error_t IndyKeychainWalletGetCallback(indy_handle_t handle,
  const char * cstring = [valueString UTF8String];
  *value_ptr = cstring;
  - [[IndyWalletCallbacks sharedInstance] retainString:&valueString];
  + // [[IndyWalletCallbacks sharedInstance] retainString:&valueString];
  return Success;
  }
  @@ -223,7 +223,7 @@ indy_error_t IndyKeychainWalletGetNotExpiredCallback(indy_handle_t handle,
  return (indy_error_t)res.code;
  }
  - [[IndyWalletCallbacks sharedInstance] retainString:&valueString];
  + // [[IndyWalletCallbacks sharedInstance] retainString:&valueString];
  const char * cstring = [valueString UTF8String];
  *value_ptr = cstring;
  @@ -255,7 +255,7 @@ indy_error_t IndyKeychainWalletListCallback(indy_handle_t handle,
  return (indy_error_t)res.code;
  }
  - [[IndyWalletCallbacks sharedInstance] retainString:&valuesJsonString];
  + // [[IndyWalletCallbacks sharedInstance] retainString:&valuesJsonString];
  const char * cstring = [valuesJsonString UTF8String];
  *values_json_ptr = cstring;
  @@ -308,8 +308,8 @@ indy_error_t IndyKeychainWalletDeleteCallback(const char* name,
  indy_error_t IndyKeychainWalletFreeCallback(indy_handle_t handle, const char* str)
  {
  - [[IndyWalletCallbacks sharedInstance] freeString:[NSString stringWithUTF8String:str]];
  - free((void*)str);
  + ///[[IndyWalletCallbacks sharedInstance] freeString:[NSString stringWithUTF8String:str]];
  + //free((void*)str);
  return Success;
  }
  