Begin adding more complete documentation.

src/core/asm.c

@@ -924,9 +924,19 @@ static int cfun_disasm(JanetArgs args) {
 }
 
 static const JanetReg cfuns[] = {
-    {"asm", cfun_asm},
-    {"disasm", cfun_disasm},
-    {NULL, NULL}
+    {"asm", cfun_asm, 
+        "(asm assembly)\n\n"
+        "Returns a new function that is the compiled result of the assembly.\n"
+        "The syntax for the assembly can be found on the janet wiki. Will throw an\n"
+        "error on invalid assembly."
+    },
+    {"disasm", cfun_disasm,
+        "(disasm func)\n\n"
+        "Returns assembly that could be used be compile the given function.\n"
+        "func must be a function, not a c function. Will throw on error on a badly\n"
+        "typed argument."
+    },
+    {NULL, NULL, NULL}
 };
 
 /* Load the library */