Azure Monitor: replace monaco by slate with initial Kusto syntax

package.json

@@ -11,7 +11,6 @@
     "url": "http://github.com/grafana/grafana.git"
   },
   "devDependencies": {
-    "@alexanderzobnin/monaco-kusto": "^0.2.3-rc.1",
     "@babel/core": "^7.1.2",
     "@babel/plugin-syntax-dynamic-import": "^7.0.0",
     "@babel/preset-env": "^7.1.0",
@@ -99,7 +98,6 @@
     "tslint-react": "^3.6.0",
     "typescript": "^3.0.3",
     "uglifyjs-webpack-plugin": "^1.2.7",
-    "vscode-languageserver-types": "^3.14.0",
     "webpack": "4.19.1",
     "webpack-bundle-analyzer": "^2.9.0",
     "webpack-cleanup-plugin": "^0.5.1",