Remove unimplemented crystal test from config, update travis

.travis.yml

@@ -35,6 +35,7 @@ env:
     - "TESTDIR=Clojure/luminus"
     - "TESTDIR=Clojure/pedestal"
     - "TESTDIR=Clojure/aleph"
+    - "TESTDIR=Crystal/stdlib"
     - "TESTDIR=Dart/dart"
     - "TESTDIR=Dart/dart-redstone"
     - "TESTDIR=Dart/dart-start"

frameworks/Crystal/stdlib/benchmark_config.json

@@ -4,10 +4,6 @@
     "default": {
       "setup_file": "setup",
       "json_url": "/json",
-      "db_url": "/db",
-      "query_url": "/queries?queries=",
-      "fortune_url": "/fortunes",
-      "update_url": "/updates?queries=",
       "plaintext_url": "/plaintext",
       "port": 8080,
       "approach": "Realistic",