Added auctex and yasnippets

.emacs.d/snippets/cc-mode/case

@@ -0,0 +1,9 @@
+# -*- mode: snippet -*-
+# name : case : {...}
+# key: case
+# expand-env: ((yas-also-auto-indent-first-line t))
+# --
+case ${2:constexpr}:${3: \{}
+    $0
+    break;
+${3:$(if (string-match "\{" yas-text) "\}" "")}