Updated Sample Apps (#408)

- Fixed some issues in the sample apps

Author: Br1an-Boyle

Examples/Sample-Swift-UISceneDelegate/Sample-Swift-UISceneDelegate/Main.storyboard

@@ -1,9 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="18122" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" colorMatched="YES" initialViewController="vXZ-lx-hvc">
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="21225" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" colorMatched="YES" initialViewController="vXZ-lx-hvc">
     <device id="retina6_1" orientation="portrait" appearance="light"/>
     <dependencies>
         <deployment identifier="iOS"/>
-        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="18093"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="21207"/>
         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
     <scenes>
@@ -72,7 +72,7 @@
                                     </mask>
                                 </variation>
                                 <connections>
-                                    <action selector="openMessengerTapped:" destination="vXZ-lx-hvc" eventType="touchUpInside" id="IQb-CZ-THN"/>
+                                    <action selector="openMessenger:" destination="vXZ-lx-hvc" eventType="touchUpInside" id="xjm-9e-eTP"/>
                                 </connections>
                             </button>
                             <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="system" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="ogC-ME-cPV">

Examples/Sample-Swift-UISceneDelegate/Sample-Swift-UISceneDelegate/ViewController.swift

@@ -59,7 +59,7 @@ class ViewController: UIViewController {
     }
 
     @IBAction func openArticle(_ sender: Any) {
-        Intercom.presentArticle(<#ARTICLE_ID#>)
+        Intercom.presentArticle("<#ARTICLE_ID#>")
     }
 
     @IBAction func logout(_ sender: Any) {

Examples/Sample-SwiftUI/iOS/Views/LoggedInView.swift

@@ -38,7 +38,7 @@ struct LoggedInView: View {
     }
 
     func openArticle() {
-        Intercom.presentArticle(<#ARTICLE_ID#>)
+        Intercom.presentArticle("<#ARTICLE_ID#>")
     }
 
     func logoutOfIntercom() {