[users] Move Job creation from the widget to the ViewStep

- Having the widget do creation ties the step heavily to that UI;
   start moving towards a state where we have a Config object (not
   here yet; it still queries the UI part) that moves data around
   between UI and ViewStep.

src/modules/users/UsersPage.cpp

@@ -217,19 +217,10 @@ UsersPage::createJobs( const QStringList& defaultGroupsList )
                            defaultGroupsList );
     list.append( Calamares::job_ptr( j ) );
 
-    j = new SetPasswordJob( ui->textBoxUsername->text(), ui->textBoxUserPassword->text() );
-    list.append( Calamares::job_ptr( j ) );
-
     if ( m_writeRootPassword )
     {
         gs->insert( "reuseRootPassword", ui->checkBoxReusePassword->isChecked() );
     }
-    j = new SetPasswordJob( "root", getRootPassword() );
-    list.append( Calamares::job_ptr( j ) );
-
-    j = new SetHostNameJob( getHostname(), SetHostNameJob::Action::EtcHostname | SetHostNameJob::Action::EtcHosts );
-    list.append( Calamares::job_ptr( j ) );
-
     gs->insert( "hostname", ui->textBoxHostname->text() );
     if ( ui->checkBoxAutoLogin->isChecked() )
     {

src/modules/users/UsersViewStep.cpp

@@ -20,9 +20,10 @@
 
 #include "UsersViewStep.h"
 
+#include "SetHostNameJob.h"
+#include "SetPasswordJob.h"
 #include "UsersPage.h"
 
-// #include "utils/CalamaresUtils.h"
 #include "utils/Logger.h"
 #include "utils/Variant.h"
 
@@ -109,8 +110,20 @@ void
 UsersViewStep::onLeave()
 {
     m_jobs.clear();
-
     m_jobs.append( m_widget->createJobs( m_defaultGroups ) );
+
+    Calamares::Job* j;
+
+    auto userPW = m_widget->getUserPassword();
+    j = new SetPasswordJob( userPW.first, userPW.second );
+    m_jobs.append( Calamares::job_ptr( j ) );
+
+    j = new SetPasswordJob( "root", m_widget->getRootPassword() );
+    m_jobs.append( Calamares::job_ptr( j ) );
+
+    j = new SetHostNameJob( m_widget->getHostname(),
+                            SetHostNameJob::Action::EtcHostname | SetHostNameJob::Action::EtcHosts );
+    m_jobs.append( Calamares::job_ptr( j ) );
 }