Theia: fix webviews and pylint

- pylint and other linters were not working in the new version of python extensions.

- configure URLs for webviews in something compatible with our frontends.

See merge request !755

software/theia/buildout.hash.cfg

@@ -15,7 +15,7 @@
 
 [instance]
 filename = instance.cfg.in
-md5sum = 99dfaa031e58518326b731e9218aa425
+md5sum = 42d21dc3f5d3e57e142eea8e016195f0
 
 [yarn.lock]
 filename = yarn.lock

software/theia/instance.cfg.in

@@ -121,7 +121,7 @@ recipe = slapos.cookbook:userinfo
 recipe = slapos.cookbook:wrapper
 wrapper-path = $${directory:services}/$${:_buildout_section_name_}
 command-line =
-  env LC_ALL=C.UTF-8 TMP=$${directory:tmp} THEIA_SHELL=$${theia-shell:wrapper-path} ${theia-wrapper:rendered} --hostname=$${:hostname} --port=$${:port} $${directory:project}
+  env LC_ALL=C.UTF-8 TMP=$${directory:tmp} THEIA_WEBVIEW_EXTERNAL_ENDPOINT='{{hostname}}' THEIA_SHELL=$${theia-shell:wrapper-path} ${theia-wrapper:rendered} --hostname=$${:hostname} --port=$${:port} $${directory:project}
 
 ip =  $${instance-parameter:ipv4-random}
 hostname =  $${:ip}

software/theia/software.cfg

@@ -287,7 +287,7 @@ template =
           "vscode-java-dependency-viewer": "https://github.com/microsoft/vscode-java-dependency/releases/download/0.6.0/vscode-java-dependency-0.6.0.vsix",
           "vscode-java-redhat": "https://github.com/redhat-developer/vscode-java/releases/download/v0.54.2/redhat.java-0.54.2.vsix",
           "vscode-java-test": "https://github.com/microsoft/vscode-java-test/releases/download/0.22.0/vscjava.vscode-java-test-0.22.0.vsix",
-          "vscode-python": "https://github.com/microsoft/vscode-python/releases/download/2020.4.74986/ms-python-release.vsix",
+          "vscode-python": "https://github.com/microsoft/vscode-python/releases/download/2020.1.58038/ms-python-release.vsix",
           "vscode-ruby": "https://github.com/rubyide/vscode-ruby/releases/download/v0.25.0/ruby-0.25.0.vsix",
           "vscode-zc-buildout": "https://github.com/perrinjerome/vscode-zc-buildout/releases/download/v0.2.0/vscode-zc-buildout-0.2.0.vsix"
       }