Remove lockfile on change user, Fix sessionbar still visible sometimes on purge

sleepyhead/daily.cpp

@@ -1661,6 +1661,7 @@ void Daily::clearLastDay()
 
 void Daily::Unload(QDate date)
 {
+    webView->setHtml("");
     Session *journal=GetJournalSession(date);
 
     bool nonotes=ui->JournalNotes->toPlainText().isEmpty();

sleepyhead/daily.h

@@ -132,6 +132,13 @@ public:
     QWidget * sessionBar() { return sessbar; }
 
     void clearLastDay();
+
+    /*! \fn Unload(QDate date)
+        \brief Saves any journal changes for the provided date.
+        \param QDate date
+        */
+    void Unload(QDate date);
+
 private slots:
 
     /*! \fn on_calendar_currentPageChanged(int year, int month);
@@ -278,11 +285,6 @@ private:
         \param QDate date
         */
     void Load(QDate date);
-    /*! \fn Unload(QDate date)
-        \brief Saves any journal changes for the provided date.
-        \param QDate date
-        */
-    void Unload(QDate date);
     /*! \fn UpdateCalendarDay(QDate date)
         \brief Updates the calendar visual information, changing a dates color depending on what data is available.
         \param QDate date

sleepyhead/mainwindow.cpp

@@ -1715,12 +1715,15 @@ void MainWindow::on_actionChange_User_triggered()
 {
     p_profile->Save();
     PREF.Save();
+    p_profile->removeLock();
+
     RestartApplication(true);
 }
 
 void MainWindow::on_actionPurge_Current_Day_triggered()
 {
     QDate date = getDaily()->getDate();
+    getDaily()->Unload(date);
     Day *day = p_profile->GetDay(date, MT_CPAP);
     Machine *m;
 
@@ -1802,6 +1805,7 @@ void MainWindow::purgeMachine(Machine * mach)
                               QMessageBox::No) == QMessageBox::No) {
         return;
     }
+    daily->Unload(daily->getDate());
 
     // Technicially the above won't sessions under short session limit.. Using Purge to clean up the rest.
     if (mach->Purge(3478216)) {