Turning on JSON5 also enables comments

Includes the simple test case.

modules/libcom/src/yajl/yajl.c

@@ -90,12 +90,13 @@ yajl_config(yajl_handle h, int option, ...)
     va_start(ap, option);
 
     switch(opt) {
+        case yajl_allow_json5:
+            opt |= yajl_allow_comments; /* JSON5 allows comments */
         case yajl_allow_comments:
         case yajl_dont_validate_strings:
         case yajl_allow_trailing_garbage:
         case yajl_allow_multiple_values:
         case yajl_allow_partial_values:
-        case yajl_allow_json5:
             if (va_arg(ap, int)) h->flags |= opt;
             else h->flags &= ~opt;
             break;

modules/libcom/test/yajlTestCases.pm

@@ -54,6 +54,37 @@ sub cases {
         "memory leaks:\t0"
       ]
     },
+    {
+      name => "simple_with_comments",
+      opts => [
+        -5
+      ],
+      input => [
+        "{",
+        "  \"this\": \"is\", // ignore this",
+        "  \"really\": \"simple\",",
+        "  /* ignore",
+        "this",
+        "too * / ",
+        "** //",
+        "(/",
+        "******/",
+        "  \"json\": \"right?\"",
+        "}",
+        ""
+      ],
+      gives => [
+        "map open '{'",
+        "key: 'this'",
+        "string: 'is'",
+        "key: 'really'",
+        "string: 'simple'",
+        "key: 'json'",
+        "string: 'right?'",
+        "map close '}'",
+        "memory leaks:\t0"
+      ]
+    },
     {
       name => "trailing_commas",
       opts => [