First commit of partial RosettaCode contents.

Pushing this for testing purposes. Lots of work still needed.

Task/Comments/C/comments-2.c

@@ -0,0 +1,2 @@
+struct charisma {};
+void f(char/* comment */isma) {}

Task/Comments/C/comments-3.c

@@ -0,0 +1 @@
+/* some comment /* trying to nest some other comment */ inside */

Task/Comments/C/comments-4.c

@@ -0,0 +1,3 @@
+#if 0
+While technically not a comment, this is also ignored by the compiler
+#endif

Task/Comments/C/comments-5.c

@@ -0,0 +1,7 @@
+#ifdef UNDEFINED
+This is not compiled.
+#if 0
+Nor is this.
+#endif
+And this still is not compiled.
+#endif

Task/Comments/C/comments-6.c

@@ -0,0 +1,3 @@
+#if 0	
+This isn't valid.	
+#endif

Task/Comments/C/comments-7.c

@@ -0,0 +1 @@
+// C++ single-line comments were adopted in the C99 standard.

Task/Comments/C/comments.c

@@ -0,0 +1,4 @@
+/* This is a comment. */
+/* So is this
+   multiline comment.
+ */