added settings

Issue #4

.vscode/extensions.json

@@ -0,0 +1,12 @@
+{
+  // See http://go.microsoft.com/fwlink/?LinkId=827846 to learn about workspace recommendations.
+  // Extension identifier format: ${publisher}.${name}. Example: vscode.csharp
+  // List of extensions which should be recommended for users of this workspace.
+  "recommendations": [
+    "shengchen.vscode-checkstyle",
+    "vscjava.vscode-java-pack",
+    "open-bpmn.open-bpmn-vscode-extension"
+  ],
+  // List of extensions recommended by VS Code that should not be recommended for users of this workspace.
+  "unwantedRecommendations": []
+}

.vscode/settings.json

@@ -0,0 +1,14 @@
+// If one would like to add/remove/modify user preferences without modifying the content of the
+// workspace settings file, then one would need to modify the `settings.json` under here:
+// - Windows: %APPDATA%\Code\User\settings.json
+// - Linux: $HOME/.config/Code/User/settings.json
+// - Mac: $HOME/Library/Application Support/Code/User/settings.json
+{
+  // Organize Java Imports
+  "editor.codeActionsOnSave": {
+    "source.organizeImports": "explicit"
+  },
+  // Checkstile
+  "java.checkstyle.configuration": "https://raw.githubusercontent.com/imixs/imixs-workflow/master/imixs-checkstyle-8.44.xml",
+  "editor.formatOnSave": true
+}