Hide empty conversations in home view.

// FREEBIE

SignalServiceKit/src/Storage/TSDatabaseView.h

@@ -25,6 +25,7 @@ extern NSString *const TSSecondaryDevicesDatabaseViewExtensionName;
 
 + (BOOL)hasPendingViewRegistrations;
 
+// This method must be called _AFTER_ registerThreadInteractionsDatabaseView.
 + (void)registerThreadDatabaseView;
 
 + (void)registerThreadInteractionsDatabaseView;

SignalServiceKit/src/Storage/TSStorageManager.m

@@ -192,8 +192,8 @@ static NSString *keychainDBPassAccount    = @"TSDatabasePass";
 - (void)setupDatabaseWithSafeBlockingMigrations:(void (^_Nonnull)())safeBlockingMigrationsBlock
 {
     // Synchronously register extensions which are essential for views.
-    [TSDatabaseView registerThreadDatabaseView];
     [TSDatabaseView registerThreadInteractionsDatabaseView];
+    [TSDatabaseView registerThreadDatabaseView];
     [TSDatabaseView registerUnreadDatabaseView];
     [self.database registerExtension:[TSDatabaseSecondaryIndexes registerTimeStampIndex] withName:@"idx"];
     [OWSMessageReceiver syncRegisterDatabaseExtension:self.database];