Fix incorrect key

SignalServiceKit/src/Loki/LokiAPI.swift

@@ -58,7 +58,7 @@ import PromiseKit
     }
     
     public static func ping(_ hexEncodedPublicKey: String) -> Promise<RawResponse> {
-        return getRandomSnode().then { invoke(.sendMessage, on: $0, with: [ "destination" : hexEncodedPublicKey ]) } // TODO: Use getSwarm() and figure out correct parameters
+        return getRandomSnode().then { invoke(.sendMessage, on: $0, with: [ "pubKey" : hexEncodedPublicKey ]) } // TODO: Use getSwarm() and figure out correct parameters
     }
     
     public static func getSwarm(for hexEncodedPublicKey: String) -> Promise<Set<Target>> {

SignalServiceKit/src/Network/OWSSignalService.m

@@ -197,7 +197,7 @@ NSString *const kNSNotificationName_IsCensorshipCircumventionActiveDidChange =
     // Disable default cookie handling for all requests.
     sessionManager.requestSerializer.HTTPShouldHandleCookies = NO;
     
-    // LOKI: We need to accept text/plain for now as the storage server returns this to us
+    // Loki: We need to accept text/plain for now as the storage server returns this to us
     sessionManager.responseSerializer.acceptableContentTypes = [sessionManager.responseSerializer.acceptableContentTypes setByAddingObject:@"text/plain"];
 
     return sessionManager;