Resolves #555

Author: filiptronicek

extensions.json

@@ -519,9 +519,6 @@
   "itsjonq.owlet": {
     "repository": "https://github.com/ItsJonQ/owlet"
   },
-  "itsmajestix.vscode-ti": {
-    "repository": "https://github.com/ItsMajestiX/VSCode-Ti"
-  },
   "ivangabriele.vscode-git-add-and-commit": {
     "repository": "https://github.com/ivangabriele/vscode-git-automator-legacy"
   },
@@ -629,9 +626,6 @@
   "kortina.vscode-markdown-notes": {
     "repository": "https://github.com/kortina/vscode-markdown-notes"
   },
-  "kosz78.nim": {
-    "repository": "https://github.com/pragmagic/vscode-nim"
-  },
   "laradump.laradump": {
     "repository": "https://github.com/TheJenos/laradump-vscode"
   },
@@ -981,10 +975,6 @@
   "philosowaffle.openapi-designer": {
     "repository": "https://github.com/philosowaffle/vs-openapi-designer"
   },
-  "platformio.platformio-ide": {
-    "repository": "https://github.com/platformio/platformio-vscode-ide",
-    "prepublish": "npm run build"
-  },
   "pucelle.vscode-css-navigation": {
     "repository": "https://github.com/pucelle/vscode-css-navigation"
   },
@@ -1175,9 +1165,6 @@
   "vortizhe.simple-ruby-erb": {
     "repository": "https://github.com/vortizhe/vscode-ruby-erb"
   },
-  "vsciot-vscode.vscode-arduino": {
-    "repository": "https://github.com/microsoft/vscode-arduino"
-  },
   "vscjava.vscode-java-debug": {
     "repository": "https://github.com/microsoft/vscode-java-debug",
     "prepublish": "git clone https://github.com/Microsoft/java-debug.git ../java-debug && npm run build-server"