Fixed download for code and python

i.win.js

         , installcmd: ['MSIEXEC.exe', ['/i'
           , path.normalize(downloadsdir + '/' + 'python-2.7.18.amd64.msi')
           , 'ACCEPT=YES', '/passive']]
-        , preinstallsteps : function() { return Promise.resolve(true) }
+        , preinstallsteps: function() {
+          var self = this;
+          console.log(self.shellcmd + ' preinstall steps')
+          console.log(selectedinstance.root + '/.elxr/run-' + runtimestamp + '/download.bat' + ' ' + self.url + ' ' + downloadsdir + '/' + self.installer)
+          var steps = [];
+          steps.push(
+            function(){
+              if (!existsSync(downloadsdir + '/' + self.installer)) {
+                console.log(selectedinstance.root + '/.elxr/run-' + runtimestamp + '/download.bat', [self.url, downloadsdir + '/' + self.installer])
+                return nodeShellExec(selectedinstance.root + '/.elxr/run-' + runtimestamp + '/download.bat', [self.url, downloadsdir + '/' + self.installer]
+                  , { waitmsg : 'downloading ' + self.shellcmd  + ' please wait' })
+              }
+              else {
+                console.log(self.installer + ' Already exits Download skipped.') 
+                return Promise.resolve(true)
+              }
+            }
+          )
+          
+          return any(steps)
+          // return any([any(steps), any(prompts)])
+        }
         , install : function() { 
           var self = this; 
           var ifns = [self.installcmd]
     , { 
       shellcmd: 'code'
       , optional : true
-      , url: 'https://vscode-update.azurewebsites.net/latest/win32-x64/stable'
-      , installer: 'vscode-win32-x64-latest-stable.exe'
+      , url: 'https://az764295.vo.msecnd.net/stable/c722ca6c7eed3d7987c0d5c3df5c45f6b15e77d1/VSCodeUserSetup-x64-1.65.2.exe'
+      , installer: 'VSCodeUserSetup-x64-1.65.2.exe'
       , installcmd: ['cmd', ['/c', 'start',
-          '/WAIT', downloadsdir + '/' + 'Git-2.33.0.2-64-bit.exe'
+          '/WAIT', downloadsdir + '/' + 'VSCodeUserSetup-x64-1.65.2.exe'
           , '/VERYSILENT'
           // , '/MERGETASKS=!runcode' // This is required only for vscode...
         ]]
-      , preinstallsteps : function() { return Promise.resolve(true) }
+      , preinstallsteps: function() {
+        var self = this;
+        console.log(self.shellcmd + ' preinstall steps')
+        console.log(selectedinstance.root + '/.elxr/run-' + runtimestamp + '/download.bat' + ' ' + self.url + ' ' + downloadsdir + '/' + self.installer)
+        var steps = [];
+        steps.push(
+          function(){
+            if (!existsSync(downloadsdir + '/' + self.installer)) {
+              console.log(selectedinstance.root + '/.elxr/run-' + runtimestamp + '/download.bat', [self.url, downloadsdir + '/' + self.installer])
+              return nodeShellExec(selectedinstance.root + '/.elxr/run-' + runtimestamp + '/download.bat', [self.url, downloadsdir + '/' + self.installer]
+                , { waitmsg : 'downloading ' + self.shellcmd  + ' please wait' })
+            }
+            else {
+              console.log(self.installer + ' Already exits Download skipped.') 
+              return Promise.resolve(true)
+            }
+          }
+        )
+        
+        return any(steps)
+        // return any([any(steps), any(prompts)])
+      }
       , install : function() { 
         var self = this; 
         var ifns = [self.installcmd]