[Dev Deps] update concat-stream, falafel, js-yaml, tap-parser

Author: ljharb

package.json

@@ -23,11 +23,11 @@
     "through": "~2.3.8"
   },
   "devDependencies": {
-    "concat-stream": "~1.4.1",
-    "falafel": "~1.0.1",
-    "js-yaml": "^3.3.1",
+    "concat-stream": "~1.5.1",
+    "falafel": "~1.2.0",
+    "js-yaml": "~3.5.3",
     "tap": "~0.7.1",
-    "tap-parser": "^1.1.6"
+    "tap-parser": "~1.2.2"
   },
   "scripts": {
     "test": "tap test/*.js"