Create managers folder

Riot/Managers/Analytics/Analytics.h

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+/*
+ Copyright 2018 New Vector Ltd
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+ */
+
+#import <Foundation/Foundation.h>
+
+#import <MatrixSDK/MatrixSDK.h>
+#import "DecryptionFailureTracker.h"
+
+/**
+ `Analytics` sends analytics to an analytics tool.
+ */
+@interface Analytics : NSObject <MXAnalyticsDelegate, MXDecryptionFailureDelegate>
+
+/**
+ Returns the shared Analytics manager.
+
+ @return the shared Analytics manager.
+ */
++ (instancetype)sharedInstance;
+
+/**
+ Start doing analytics if the settings `enableCrashReport` is enabled.
+ */
+- (void)start;
+
+/**
+ Stop doing analytics.
+ */
+- (void)stop;
+
+/**
+ Track a screen display.
+
+ @param screenName the name of the displayed screen.
+ */
+- (void)trackScreen:(NSString*)screenName;
+
+/**
+ Flush analytics data.
+ */
+- (void)dispatch;
+
+/**
+ Track how long the launch screen has been displayed to the end user.
+
+ @param seconds the duration in seconds.
+ */
+- (void)trackLaunchScreenDisplayDuration: (NSTimeInterval)seconds;
+
+@end