Tweak the descriptions

Author: TotalTechGeek

suites/bad.json renamed to suites/unknown_operator.json

@@ -1,20 +1,26 @@
 [
     { 
-      "description": "Single key object, does not map to operator",
+      "description": "Single key object, does not map to operator. Should fail.",
       "rule": { "UnknownOperator": true },
       "data": null,
       "error": { "type": "Unknown Operator"  } 
     },
     {
-      "description": "Multi-Key Object",
+      "description": "Multi-Key Object, both keys are not operators. Should fail.",
       "rule": { "UnknownOperator": true, "UnknownOperator2": true },
       "data": null,
       "error": { "type": "Unknown Operator" } 
     },
     {
-      "description": "Multi-Key Object 2",
+      "description": "Multi-Key Object, one key is a valid operator. Should fail.",
       "rule": { "+": true, "UnknownOperator2": true },
       "data": null,
       "error": { "type": "Unknown Operator" } 
-    }
+    },
+    {
+        "description": "Multi-Key Object, both keys are valid operators. Should fail.",
+        "rule": { "+": true, "-": true },
+        "data": null,
+        "error": { "type": "Unknown Operator" } 
+      }
   ]