Add C+++ (#1086)

Co-authored-by: Richie Bendall <richiebendall@gmail.com>

c/C+++

@@ -0,0 +1,5 @@
+integer new main()
+{
+   println.format("Hello World");
+   return 0;
+}

readme.md

@@ -8,7 +8,7 @@ Thanks to everyone who continues to contribute; new languages are created every
 Make sure to see [contributing.md](/contributing.md) for instructions on contributing to the project!
 
 <!--Languages start-->
-## Languages (795 total)
+## Languages (796 total)
 
 * [!@#$%^&*()_+](%23/%21%40%23%24%25%5E%26%E2%88%97%28%29_%2B)
 * [0(nop^)](%23/0%28nop%5E%29)
@@ -215,6 +215,7 @@ Make sure to see [contributing.md](/contributing.md) for instructions on contrib
 * [Burlesque](b/Burlesque.burlesque)
 * [Byter](b/Byter.byter)
 * [C Shell](c/C%20Shell.csh)
+* [C+++](c/C%2B%2B%2B)
 * [C++](c/C%2B%2B.cpp)
 * [C+](c/C%2B)
 * [C](c/C.c)