misc: add vscode project settings file

- specifies some include paths
- enforces LF eol
- encourages clang-format use
- adds a comment regarding the IPC task

Note: currently GNU/Linux-specific

Change-Id: Ib208aca33026bf1c15a3ef18020805ceb20aa55f

.vscode/launch.json

@@ -65,6 +65,9 @@
     ],
     "compounds": [
         {
+            // Using this configuration will require manually reconfiguring the project using
+            // build.py --no-libwrap, otherwise the daemon executable will not be built and the
+            // client will not be built with ENABLE_LIBWRAP=False.
             "name": "Jami-Client-IPC",
             "configurations": [
                 "Jami-Daemon-Debug",

.vscode/settings.json

@@ -0,0 +1,15 @@
+{
+    "C_Cpp.default.includePath": [
+        "${default}",
+        "${workspaceFolder}/**",
+        "/usr/lib/libqt-jami/include/**",
+        "/usr/lib64/qt-jami/include/**",
+    ],
+    "C_Cpp.default.cppStandard": "c++17",
+    "C_Cpp.default.cStandard": "c11",
+    "cmake.configureOnOpen": true,
+    "editor.formatOnSave": true,
+    "editor.defaultFormatter": "xaver.clang-format",
+    "files.eol": "\n",
+    "cSpell.enabled": false,
+}