Qt version updated to 5.11

.appveyor.yml

@@ -11,7 +11,7 @@ environment:
   APPVEYOR_RDP_PASSWORD: 7bKajQWvq4uhfpvc!
   BOOSTDIR: C:\Libraries\boost_1_67_0
   PYTHONDIR: C:\Python36-x64
-  QTDIR: "C:\\Qt\\5.9\\msvc2017_64"
+  QTDIR: "C:\\Qt\\5.11\\msvc2017_64"
   PATH: "%QTDIR%\\bin;%PYTHONDIR%;%PYTHONDIR%\\Scripts;%BOOSTDIR%\\lib64-msvc-14.1;%PATH%"
   PYTHONPATH: "%PYTHONDIR%;%PYTHONDIR%\\Lib;%PYTHONDIR%\\Lib\\site-packages;%PYTHONDIR%\\DLLs"
 build:
@@ -20,7 +20,6 @@ build:
 init:  
 - echo "BornAgain init" %CD% 
 - echo %PATH%
-#- ps: iex ((new-object net.webclient).DownloadString('https://raw.githubusercontent.com/appveyor/ci/master/scripts/enable-rdp.ps1'))
 
 install:
 - git submodule -q update --init
@@ -65,10 +64,5 @@ test_script:
 
 on_failure:
 - ps: $blockRdp = $true; iex ((new-object net.webclient).DownloadString('https://raw.githubusercontent.com/appveyor/ci/master/scripts/enable-rdp.ps1'))
-#- appveyor PushArtifact Testing/Temporary/LastTest.log
-#- appveyor AddTest test
-
-# Uncomment this to debug AppVeyor failures.    
-#on_finish:
-#- ps: $blockRdp = $true; iex ((new-object net.webclient).DownloadString('https://raw.githubusercontent.com/appveyor/ci/master/scripts/enable-rdp.ps1'))
+- appveyor PushArtifact Testing/Temporary/LastTest.log