When closing multiple capture connections apply 'No to All' answer wider

* This means if you're closing multiple connections and click 'no to all' when
  prompting save of instead of discarding just the captures in that connection
  then going on to prompt for the next, it discards all remaining captures.

qrenderdoc/Windows/MainWindow.cpp

@@ -1951,6 +1951,8 @@ void MainWindow::setRemoteHost(int hostIdx)
   if(hostIdx >= 0 && hostIdx < hosts.count())
     host = hosts[hostIdx];
 
+  bool noToAll = false;
+
   for(LiveCapture *live : m_LiveCaptures)
   {
     // allow live captures to this host to stay open, that way
@@ -1959,7 +1961,12 @@ void MainWindow::setRemoteHost(int hostIdx)
     if(host.IsValid() && live->hostname() == host.Hostname())
       continue;
 
-    if(!live->checkAllowClose())
+    // if the user previously selected 'no to all' in the save prompts below, apply that to all
+    // subsequent live captures
+    if(noToAll)
+      continue;
+
+    if(!live->checkAllowClose(m_LiveCaptures.count() > 1, noToAll))
       return;
   }
 
@@ -2937,9 +2944,16 @@ void MainWindow::loadLayout_triggered()
 
 void MainWindow::closeEvent(QCloseEvent *event)
 {
+  bool noToAll = false;
+
   for(LiveCapture *live : m_LiveCaptures)
   {
-    if(!live->checkAllowClose())
+    // if the user previously selected 'no to all' in the save prompts below, apply that to all
+    // subsequent live captures
+    if(noToAll)
+      continue;
+
+    if(!live->checkAllowClose(m_LiveCaptures.count() > 1, noToAll))
     {
       event->ignore();
       return;