text: //
  //  Copyright 2011-2015 Twilio. All rights reserved.
  //
  //  Use of this software is subject to the terms and conditions of the 
  //  Twilio Terms of Service located at http://www.twilio.com/legal/tos
  //
  
  #import "TCConnection.h"
  #import "TCConnectionDelegate.h"
  #import "TCDevice.h"
  #import "TCDeviceDelegate.h"
  #import "TCPresenceEvent.h"
  
  @interface TwilioClient : NSObject 
  
  typedef NS_ENUM(NSInteger, TCLogLevel) {
      TC_LOG_OFF = 0,
      TC_LOG_ERROR,
      TC_LOG_WARN,
      TC_LOG_INFO,
      TC_LOG_DEBUG,
      TC_LOG_VERBOSE
  };
  
  @property (nonatomic, readonly) NSString* version;
  
  +(id)sharedInstance;
  -(void)setLogLevel:(TCLogLevel)level;
  
  @end
  
  