add serialVersionUID to Attendee and Meeting Classes to fix incompatibilities between ZoomHelper versions

.idea/gradle.xml

@@ -8,7 +8,6 @@
         <option name="disableWrapperSourceDistributionNotification" value="true" />
         <option name="distributionType" value="DEFAULT_WRAPPED" />
         <option name="externalProjectPath" value="$PROJECT_DIR$" />
-        <option name="gradleJvm" value="11" />
         <option name="modules">
           <set>
             <option value="$PROJECT_DIR$" />

app/build.gradle

@@ -10,8 +10,8 @@ android {
         applicationId "de.joel.zoomhelper"
         minSdkVersion 21
         targetSdkVersion 30
-        versionCode 13
-        versionName '0.4.9'
+        versionCode 14
+        versionName '0.5'
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
@@ -39,7 +39,7 @@ dependencies {
     implementation 'androidx.appcompat:appcompat:1.2.0'
     implementation 'com.google.android.material:material:1.3.0'
     implementation 'androidx.constraintlayout:constraintlayout:2.0.4'
-    implementation 'androidx.lifecycle:lifecycle-process:2.2.0'
+    implementation 'androidx.lifecycle:lifecycle-process:2.3.1'
     testImplementation 'junit:junit:4.13.2'
     androidTestImplementation 'androidx.test.ext:junit:1.1.2'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0'

app/src/main/java/de/joel/zoomhelper/MainActivity.java

@@ -159,7 +159,7 @@ public class MainActivity extends AppCompatActivity {
             String url = buildZoomURL(currMeeting.meetingID, currMeeting.meetingPWD, currMeeting.attendees.get(currMeeting.lastAtt).name, currMeeting.attendees.get(currMeeting.lastAtt).num);
             launchZoomUrl(url);
         } else {
-            AppUpdater appUpdater = new AppUpdater(this).setUpdateFrom(UpdateFrom.XML).setUpdateXML("https://baldaufwd.de/ZoomHelper/updatetest.xml");
+            AppUpdater appUpdater = new AppUpdater(this).setUpdateFrom(UpdateFrom.XML).setUpdateXML("https://baldaufwd.de/ZoomHelper/update.xml");
             appUpdater.setButtonUpdateClickListener((dialog, which) -> downloadAPK());
             appUpdater.start();
         }
@@ -843,6 +843,7 @@ public class MainActivity extends AppCompatActivity {
 
 
 class Attendee implements Serializable {
+    private static final long serialVersionUID = 6196688086302483907L;
     public String name;
     public String num;
 
@@ -853,6 +854,7 @@ class Attendee implements Serializable {
 }
 
 class Meeting implements Serializable {
+    private static final long serialVersionUID = 2606722401897866931L;
     public String meetingName;
     public String meetingID;
     public String meetingPWD;